FCC ID: 2AUNIHF1001 R/C Helicopter

HUBBLEFLY HEAVEN USER MANUAL Oct. 10th, 2019 www.hubblefly.com Contents 1.0 Get to know your aircraft 2.0 Get to know your remote controller 3.0 Specifications 4.0 Attention before flight 5.0 Charging 6.0 Downloading and Installing App 7.0 App Operating Main Interface Instructions 8.0 Hubblefly GO Main Interface Instruction 9.0 Prepare for Aircraft 10.0 Prepare for Remote Controller 11.0 Ready for Flight 11.1 Aircraft Starting/Code-matching 11.2 APP Connection 11.3 GPS Indicator Lights 11.4 Motor Unlock/Lock 12.0 Flight Control 13.0 End flight 14.0 Additional Instruction 14.1 Optical Flow Positioning System 14.2 Infrared Obstacle Avoidance System 14.3 Compass Calibration 14.4 Brushless ESC and Brushless Motor connection diagram 14.5 Stick Mode Switch, Stick Calibration & Fixed ID 15.0 Instruction of intelligent flight battery safety 15.1 Use of Battery 15.2 Battery Maintenance 2 03 04 05 06 06 06 07 08 08 09 09 09 10 10 11-15 15 16 16 17 18 18 19 19 User Manual 1.0 Get to know your aircraft Foldable design is employed to greatly improve compactness without compromising quality and function. Equipped with advanced Optical Flow Positioning System & Infrared Obstacle Avoidance System, it is capable of achieving accurate positioning and auto obstacle avoidance. More accurate and safer flight is achieved using GPS/GLONASS dual-satellite positioning & navigation system. 5.8G WiFi digital video transmission system is used. 4K camera with 3D gimbal is capable of shooting stable and high-definition videos. 1. Infrared Obstacle Avoidance System 2. Optical Flow Positioning System 3. Optical flow lense 4. Gimbal and Camera 5. Camera fixture 12. Stand cushion(A)

(Please remove before flight) 13. Stand cushion(B) 6. Micro SD card slot 14. Upgrade port (Micro USB) 7. CW propeller( ) 15. Reset key 8. CCW propeller( ) 16. Power button 9. Brushless motor 17. Battery level indicators 10. Indicator 18. Smart flight battery 11. Landing gear 19. Status indicator

* To avoid property loss and personal injury caused by wrong operation, please read the manual carefully, upgrade the firmware and calibrate the related items by watching the tutorial video at 3 User Manual 2.0 Get to know your remote controller DEVO F8S is in-built with a ground receiving terminal of 5.8G WiFi digital video transmission system, which can achieve a real-time display of high-definition images on a mobile device by using Hubblefly Drone APP, with a foldable holder capable of holding mobile devices. Folded 1. Antenna 10. Power Button 2. Mobile Device Holder 11. Manual Mode 3. Power Indicator 12. Auto Mode 4. Charging Indicator 13. Sports Mode 5. Status Indicator 14.Return To Home button 6. Photo Button 7. Video Button 8. Left Stick 9. Right Stick 15. Charging Port 16. Training/Upgrade Port 17. Camera-EV Dial 18. Gimbal-Pitch Dial Take left-hand throttle (MODE 2) as an example. The left stick controls the aircraft's altitude and heading, while the right stick controls its forward, backward, left and right movements. Left Stick Up Down Turn Left Turn Right Right Stick Forward Backward Left Right

* 1) MODE 2 (Throttle stick on the left): Left stick--THRO/RUDD; Right stick --ELEV/AILE. 2) MODE 1 (Throttle stick on the right): Left stick--ELEV/RUDD; Right stick--THRO/AILE. 3) Please fly your aircraft in the open air without shelter and without electromagnetic interference. The maximum signal range for the remote controller being about 1.5km is tested in experiment and only for reference 4 User Manual 3.0 Specifications Aircraft Main Rotor Dia.:

177mm Dimensions (L x W x H):

229 x 279 x 113mm Weight:

Remote Controller: Main board: Brushless Motor: Brushless ESC: Battery:

Flight Time:

Working temperature:

Gimbal Controllable turn range:

890g(batteries included) DEVO F8S VITUS 320 WK-WS-28-017A VITUS 320 11.4V 5200mAh LiPo 3S 22minutes for positioning flight (with10% battery level residual) / 25minutes for ultimate flight

-10~+40

-90~ 0 pitch Optical Flow Positioning System Velocity range:

Altitude range:

Hover accuracy range :

Frequency:

Velocity 50km/h ( 2m above ground and sufficient lighting) 3m 0.5m 50Hz Operating environment:

Surfaces with rich patterns and sufficient lighting Infrared Obstacle Avoidance System Obstacle detecting range:

7m FOV:

Frequency:

Camera Image Sensor:

Lens:

ISO Scope:

E-shutter:

Photo resolution:

Record resolution:

horizontal 30; vertical 30 20Hz SONY: 1/2.3 CMOS; pixel 12MP FOV 85 ; 4.4mm; f/2.8 aperture 100-

3200 1/2-1/8000 4000x3000(12MP) / 3840x2160(8MP) UHD: 3840x2160(4k) 30fps / FHD: 1920x1080 30fps/60fps Max. code rate of video storage: 64Mbit/s Supported file system & format:

Fat32; exFat Picture format:

Video format:

JPEG MP4 Memory card supported:

Micro SD card (maximum 64G, transmitting speed is C10 and above or UHS-1) 5 User Manual DEVO F8S remote controller Dimensions (L x W x H):

173 x 101 x 71mm 2.4G Working frequency:

About 1.5KM (open without shelter, no electromagnetic interference) Signal range:

Built-in battery:

Mobile device holder:

7.4V 2200mAh Li-po 2S Applicable to tablet and phone 6 User Manual 4.0 Attention before flight 1) The video transmission of the aircraft is by WIFI. Please fly your aircraft in the open air without shelter and without electromagnetic interference. Avoid using it where there is WIFI interference. 2) The VITUS is intended for pilots, 14 years or older, with RC hobby experience. 3) Please do not fly in severe weather conditions, such as rainy, snowy, windy or foggy conditions. 4) Always choose large open fields for flying, for the densely constructed buildings may affect compass, shelter GPS signal and deteriorate positioning effect of aircraft, and even lead to inability to position it. 5) Please keep away from high-speed rotating parts (such as propeller or brushless motor) when flying the aircraft. 6) Always keep the aircraft within sight, and keep it away from obstacles, crowds and water. 7) Do not fly close to high-voltage power lines, cellphone towers, or radio towers, as these may disrupt your control signal. 8) Always check local laws before flying, and never violate local laws or ordinances concerning legal flying areas. 9) When aircraft flying above 4500 meters, flight performance may be undermined because of decreased performance of battery and gravity system in such environment. 5.0 Charging 1) Connect charger to AC power (100~240V 50/60HZ). 2) Please charge when the remote controller and the smart flight battery are switched off. 3) Smart-flight battery's level indicator light being off indicates battery fully charged;

while remote-controller's charging indicator having steady-on green light indicates battery fully charged. Power Outlet 100~240V A A B B 6.0 Downloading and Installing App APP software supports Android 5.1 and above systems iOS 9.0 and above Android system Go to Google play to search for Hubblefly Drone or scan the QR code to download and install;

iOS system please go to the APP Store to search for Hubblefly Aircraft or scan the QR code to download and install. iOS download Android download 7 User Manual 7.0 APP Operating Main Interface Instructions On the interface, HD video and photographs can be previewed in realtime and you can set the dynamic parameters, such as aircraft, remote controller, gimbal and battery. GestureShot ActiveTrack Aerial Mode G eady 1. Return Home [

]: Click it, the aircraft stops waypoints flying, and 16. Photo & video switch [

]:

return back automatically. 2. Auto Takeoff [ ]: Click it, the aircraft takes off automatically. 3. Function box [

]: Gesture shot, Active Track, and Aerial Modes. 4 . Battery level return [

]: When the residual battery level reach

, aircraft will automatically return back. 5. Back [ ]: Back to last step. 6. Device connection status: Display connected or disconnected. Photo: Photo button is used to trigger the camera to take pictures. While this function is also supported in the remote controller. Video: video button to start/stop video. You can also press the video button on the remote controller for video. 17. Video display [ ]

18. GPS positioning status: When connected, GPS positioning appears; when disconnected, GPS not positioning appears. 7. Flight time [

]: Aircraft flight time 19. Flight status parameters:

8. The aircraft model: Displays aircrafts flight mode. Distance: horizontal distance between aircraft and returning point. Height: vertical distance between aircraft and returning point. 9. Number of aircraft satellite [

]: Displays the received satellites of aircraft. Horizontal speed: speed of aircraft in a horizontal direction. 10. Positioning accuracy [ ]: Displays aircraft positioning accuracy. 11. Remote controller signal and battery level[

]

12. Transmission signal strength[

]

13. Battery level [

]: Real-time display of current smart flight batterys remaining level (voltage can be customizable) 14. Setting [

]: Click the icon to open the setting menu to perform general settings, settings for aircraft, remote controller, gimbal & battery 15. Camera setting [

]: Click the icon to show professional, image, video and other settings. Under the same resolution, the higher the code rate is, the better the image quality is, and the video transmission distance can be accordingly reduced. 8 Vertical speed: speed of aircraft in the vertical direction. 20. A thumbnail map icon: Click the thumbnail icon to quickly switch to the map interface. Before you plan to fly, turn off the aircraft power, and connect wifi, click "A thumbnail map icon"

to download the map. Map Center Map lock Select Flight 8.0 Hubblefly GO Main Interface Instruction The Hubblefly GO can be activated when the aircraft is in Auto Mode with a strong GPS signal. User Manual 1. FPV simulation mode: Just connecting remote controller with your cellphone, you can enjoy a flight experience simulating a real scene. 2. MR games: With virtual reality combined with game, it has 3 game modes including racing, collection & battle. Racing Mode: Click to enter Racing mode. You can set up a virtual circuit in a real scene, practice the racing flight, and improve your flight skills. Collection Mode: Click to enter Collection mode. You can follow a prescribed route to collect COINS, and win rewards after completing the game. Combatting Mode: Click to enter Battle Mode. Enemy aircrafts around you, press fire and shoot down enemy planes to win the game. 3. Aerial mode: Simple aerial photo mode, photography & video. 9.0 Prepare for Aircraft 1. Turn backward to 1. Turn backward t unfold aircrafts rear arm, propell rear arm, propel er and landing Mount the stand gear. Mount the stand cushion(B). Attention:

Attention 2. Turn forward to unfold aircrafts front arm, propeller & landing gear. Mount the stand cushion(A). 3. Press the green position and remove the Camera fixture. Be sure to unfold the rear arms before unfolding the front arms. Activate the aircraft after the arms, propellers and landing gears are all unfolded. 8 9 10.0 Prepare for Remote Controller User Manual 1. Unfold antenna &

mobile device holder. 2. Pull upward mobile device holder, place a cellphone and clamp it. Adjust antenna & mobile device holder, make their included angle between 30~45. Mount the tablet support, maximum size of the tablet can be up to 8.0. 11.0 Ready for Flight Before you plan to fly, turn off the aircraft power, and connect wifi, click "A thumbnail map icon" to download the map. Place the aircraft in an open outdoor area, with its tail facing the operator. 11.1 Aircraft Starting/Code-matching Insert the battery. Turn on the remote controller first, and then turn on the aircraft battery(if opposite, the drone will alarm) . Place aircraft at horizontal position, right red LED light flashing until steady on indicates completion of IMU prewarming & code-matching.

(Right/left red LED lights alternatively flashing indicates aircraft being abnormal, see also APP tips.) Open the Mobile Wi-Fi device and wait for 30 seconds, when at the same time Vitus-Ground-***

and Vitus-Air-*** appears, click Vitus-Ground-*** , input password 1234567890 to connect and exit settings after a successful connection. 11.2 APP Connection Connect the operation app Hubblefly Aircraft / Hubblefly Drone. Connected AUTO Mode 1. Click the icon on cellphone. 2. Select Model HEAVEN 3. Enter main interface. G eady 9 User Manual 11.3 GPS Indicator Lights When the left red LED light slowly flashes, the GPS function works. 11.4 Motor Unlock/Lock Motor Unlock After successful code-matching, move the left & right sticks down and toggle them outward, and hold for 1.5 seconds. You will see the right red LED light slowly flashes, indicating that motors are unlocked. The unlocked motors will rotate, and please immediately release sticks. Left red LED light slowly flashes Motor Lock There are two methods to lock the motors:

Method 1: When the aircraft is landed, move the throttle stick down and hold for 2 seconds. The motors will then stop. Method2: Move the left and right stick down and toggle them outward and hold for 2 seconds. You will see the right red LED light always on, indicating that motors are locked. Method 1 Method 2 10 User Manual 12.0 Flight Control 1) Make sure that the GPS signal is received (left red LED light slowly flashes). 2) Only when Connected displays on the upper bar of the main interface of the Hubblefly Drone APP, you can perform APP operation. 3) Please unlock motors before takeoff. (refer to Page 10 for the detailed method) AUTO takeoff (APP operation) Click this icon on APP main interface, the aircraft will take off automatically. Auto Landing (APP operation) Click this icon on APP main interface, the aircraft will land automatically. Attention:

1) Auto Takeoff is usable only under AUTO mode or SPORTS mode. 2) Auto takeoff default to 3m altitude, and it can be removed by pushing the throttle to midpoint or above, whenever manual control over the throttle is needed. Attention:

1) During landing, you can operate the aircraft forward, backward, rightward and leftward. 2) During the landing process, please switch the flight mode of the remote controller if landing needs to be cancelled. AUTO Mode (Remote controller operation) Attention:

1) After charging each time, the first flight is default to AUTO mode. 2) In the AUTO mode, there are Altitude Hold, Fixed Point, and Brake Function, the flight speed is slower (5m/s). 3) When GPS signal is weak or disappearing, only Altitude hold Switch to Auto position rather than Fixed point is available. 4) No fixed point available in the Manual mode. Sports Mode (Remote controller operation) Switch to Sports position Attention:

1) In the Sports mode, there are Altitude Hold, Fixed Point, and Brake Function, the flight speed is faster (10m/s). 2) When GPS signal is weak or disappearing, only Altitude Hold rather than Fixed Point is available. 11 User Manual Return to Home (Remote controller or APP operation) Auto Manual Sports Click this icon on the APP interface, the aircraft will return automatically. Long press the aircraft will return automatically.

, Horizontal distance between aircraft & Home point30m a. When the flight altitude is over RTH Height, the aircraft will keep the current altitude and automatically fly back above the Home Point, then descend vertically. b. When the flight altitude is below RTH Height, the aircraft will ascend vertically to 25m high, then automatically fly back above the HP, and descend vertically. Horizontal distance between aircraft & Home point30m a. When the flight altitude is over RTH Height, the aircraft will keep the current altitude and automatically fly back above the Home Point, then descend vertically. b. When the flight altitude is below RTH Height, the aircraft will keep the current altitude and automatically fly back above the Home Point, then descend vertically. Horizontal distance between aircraft & Home point30m or 30m Height over HP25m Horizontal distance between aircraft & Home point30m Descend vertically 2 5 m Horizontal distance between aircraft & Home point30m Height over HP 25m Elevate to 25m Descend vertically Home Point

(

2 5

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1 0 0 m c u s t o m z a b e

) i l Attention:

1) After pressing Return To Home (RTH), please dont move other switches or buttons. 2) When the aircraft losses the remote controller's signals, it will automatically enter Failsafe RTH. 3) When the aircraft's battery voltage is too low and the horizontal distance between the aircraft and the Home Point is greater than 30m, the aircraft will automatically return to home. When the horizontal distance between the aircraft and the Home Point is less than 30m and the aircraft's battery voltage is too low, the aircraft will return automatically from the current position and land. 4) When GPS signal is abnormal or GPS not working, Auto return is unusable, but auto landing usable. 5) During the RTH process, please switch the flight mode of the remote controller to cancel RTH. 12 User Manual Active Track Mode (APP operation) There are two modes: Lock Mode & Follow Mode in the Auto Mode Attention:

ActiveTrack Follow Lock Click this icon Click the icon Choose what you need 1) Only Lock Mode is usable at optical flow positioning 2) In the Follow mode, the aircraft is kept at a constant altitude, so please keep an eye on the aircraft's surrounding to assure the personal and property security of you and other people. Lock Mode: aircraft position unchanged, heading locks the target to be followed. Follow Mode: aircraft position & heading locks the target to be followed. Gesture Shot (APP operation) Please follow these steps to use the Gesture Shot function. GestureShot Click the icon Set the photo frame in the app image interface. Click this icon Attention:

Gesture Shot is valid only in the photo mode. The aircraft should be more than 2m away to recognize you. Make the Gesture Shot

(both hands in front of your face and the target facing aircraft) 13 User Manual Aerial Mode (APP operation) Click this icon Aerial Mode Click the icon Attention: The Braking will slow down in Aerial Mode. Circle Flight (APP Operation) Click this icon on the APP map interface Click this icon to enter Circle Flight mode. Aircraft in the Auto Mode Attention:

1) The aircraft is at a quiescent state when it is in Circle Flight. The circling function can only work after you set circle speed and direction by toggling aileron stick left or right

(-5m/s to +5m/s speed changeable, 0m/s at default). 2) Dial elevator stick up or down to change circle radius (5~50m radius changeable, 5m at default) Dial to the left Clockwise circles Dial to the right, Counterclockwise circles. Dial up, Circle radius turns small Speed: the larger volatility toggling and longer holding time, the faster circling. The slower on the contrary. Dial down, Circle radius turns large Waypoint Flight (APP Operation) Waypoints Flight (APP Operation) Click icon on APP map interface, Click icon on APP map interface, Click icon to enter the waypoint flight interface. Click icon to enter the waypoints flight interface. 14 User Manual Add 1. Click this icon to add waypoint Add 1. Click this icon to add waypoints Start 2. Click this icon to start waypoint flight Clear 2. Click this icon to clear waypoints Exit 3. Click this icon to exit Start 3. Click this icon to start waypoints flight Exit 4. Click this icon to exit Mapping (APP Operation) Click icon on APP map interface, Click icon to enter the mapping interface. 1. Click this icon to set fore-and-aft Course overlap, Sidelap, Waypoint Height Start 2. Click this icon aircraft will fly according to waypoints and take photos automatically. Exit 3. Click this icon to exit 15 User Manual Photo & Video (Remote Controller or APP operation) Remote Controller Operation:

APP Operation:

Take photo by short pressing the button of Remote Controller 1) Select working mode: photo or video 2) Touch the Photo or video icon to take photo or video Video recording by short pressing the button of Remote Controller Attention:

Camera Settings Photo or video icon Working mode

(Video or photo) The video defaults to be stored in Micro SD card. You can also change it to be stored in your mobile phone.

(Method: App main interface Setting Gimbal Location) Gimbal Control (Remote Controller or APP operation) The integrated gimbal provides camera with a stable platform, making the camera capable of obtaining stable pictures even under the condition of aircraft flying at a high speed. You can use the APP software or Gimbal-Pitch Dial on Remote Controller to control the gimbal pitching. Gimbal-Pitch Dial Toggle left or right Angle of Pitch 0 Slide upward or downward on the APP image interface. 13.0 End flight 1. Manual landing or return to home function landing. 2. Power off the aircraft, then turn off remote controller. 3. Finally, remove the battery from the aircraft. 16

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90 User Manual 14.0 Additional Instruction 14.1 Optical Flow Positioning System Utilizing camera to get aircraft location information, it achieves accurate positioning of aircraft. It is suitable for environments with altitude of less than 3 meters without GPS signal or with weak GPS signal. Please make Please make sure sufficient lighting of the environment sure rich patterns of and rich patterns of the ground surface, the as the optical flow as the optical flow positioning system identifies variations based position variations based o the ground surface. on The measuring accuracy of the optical flow positioning system tends to be affected by illumination intensity and pattern of the ground objects, so please use this function under the circumstances below with caution: Monochrome surfaces(eg pure black, pure white, pure red, pure green) Highly reflective surfaces Water or transparent surfaces. Surfaces of moving objects (eg stream of people, shrub or grass) Places where the illumination conditions dramatically change. Extremely dark (less than 10 lux) or bright (more than 10,000 lux) surfaces Surfaces without clear patterns Surfaces with highly repetitive patterns (eg checker bricks with the same color) 14.2 Infrared Obstacle Avoidance System The infrared obstacle avoidance system on the aircraft utilizes infrared sensors to detect nearby obstacles and therefore automatically help the aircraft avoid obstacles. However the aircraft is unable to avoid obstacles in manual or sports mode. Infra-red obstacles avoidance at Forward, left side Infra-red obstacles avoidance at right side Hovering status in auto mode:

Obstacles avoidance available at forward, left and right. Less than 1m Auto avoidance Flight status in auto mode:

Obstacles avoidance available at forward, left and right. Less than 5m Less than 2.5m Auto decelerate Stop advance Return home status: forward obstacles avoidance only. Rise up to 100m 8m 17 User Manual 14.3 Compa 14.3 Compass Calibration Attention:

Attention Calibrate compass when abnormal circle flight or skewing occurs during flight (motor locked, right red LED remains on). Please conduct calibration in an open outdoor area away from electromagnetic interference. The compass calibration steps are as follows:

Keep for 5 seconds Tail toward operator Place right/left sticks at lowest location, toggle them inward and keep for 5 seconds until the aircrafts Left red LED light extinguishes and right red LED light flashes. Horizontal 360rotation of aircraft until left red LED light is steady on and right red LED light flashes. Vertical 360rotation of aircraft (heading down) until right/left red light is steady on, indicating successful calibration, and place aircraft at a horizontal location In case of failure to calibrate, please follow above procedure to repeat calibration. Ground heading 14.4 Brushless ESC and Brushless Motor connection diagram Brushless ESC

(blue light) U V W Brushless motor Brushless motor Brushless ESC

(red light) U V W Head Front Brushless motor Brushless ESC

(blue light) W V U Brushless motor Brushless ESC

(red light) W V U Attention:

Attention:

The red, blu The red, bl e and black wires of the brushless motors must be soldering to the brushless accordin ESC according to the illustration. g 18 User Manual 14.5 Stick Mode Switch, Stick Calibration & Fixed ID Factory setting of DEVO F8S stick mode & stick calibration has been determined; please refer to the following operation method for switching and calibration. Be sure to switch off the aircraft power or lock motor before operation. Stick Mode Switch 1. Left stick at the lowest position +

Long press 2. Release left stick (back middle) +

Short press Enter stick Mode switch Exit stick Mode switch 1. Left stick at the highest position +

Long press 3~5 sec Choose When beeps, enter the stick mode switch MODE 1:

The power indicator flashes once. MODE 2:

The power indicator flashes twice. 3~5 sec When beeps, confirm and exit the stick mode switch. MODE 1 is right-hand throttle MODE 2 is left-hand throttle Video button Photo button MODE 1 MODE 2 Elevator Throttle Throttle Elevator Rudder Aileron Rudder Aileron Left stick Power indicator Customization also supported in Hubblefly Drone APP. Stick Calibration Long press for 3~5 sec, you will hear a beep. Enter stick calibration, repeatedly move sticks from minimum to maximum mechanical range for several times, and then back to the middle. Long press for 3~5 sec, when beeps, confirm and exit the stick calibration. Beeping when you exit, indicating calibration fails, please recalibrate. Customized Fixed ID of DEVO F8S:

Long press for 3~5 sec, when beeps, Fixed ID is set. Long press for 3~5 sec, when beeps, beeps, Fixed ID is cleared. 19 User Manual Instruction of intelligent flight battery safety Attention:

Intelligent flight battery must be placed at a well-ventilated place. Improper use, charging or storage of battery may lead to fire accident, property loss or personal injury. The following safety guideline for use of battery must be followed. 15.0 Use of Battery 1) Battery is prevented from contacting with any liquid, and battery being moisturized or immersed into water is also inhibited. Never use it in rain or a wet condition. When internally contacting with water, battery may decompose, auto-ignite or explode. 2) Only batteries supplied by Hubblefly can be used. Hubblefly will not be responsible for any flight failure or other accidents, which are resulted from use of other batteries which are not supplied by Hubblefly. 3) Use of any bulged, leaked batteries or those with damaged package is inhibited. In case of any happening, contact Hubblefly or one of its authorized dealers for professional treatment. 4) Please switch power off before batteries are inserted into or removed from the aircraft. Never insert or remove batteries when their power are switched on, otherwise power port may be damaged. 5) Its working temperature between -10~40must be kept; excessive high temperature (above 50) may cause fire or explosion, while excessive low temperature (under -10) may shorten its service life. 6) Never use battery in an electrostatic or magnetic field, otherwise battery pack may malfunction and lead to severe aircraft failure. 7) It is not permitted to decompose the battery by any means or puncture battery using any sharp object, otherwise fire accident or explosion may be caused. 8) Be sure to keep away from any battery which leaks the highly corrosive liquid. Please use clear water to rinse skin or eyes for at least 15 minutes if they get contacted with those corrosive liquid, and seek for medical service when necessary. 9) The battery which has been fallen off from aircraft or impacted by external force must be not reused. 10) When any battery drops into water by accident during aircraft flying or in other situation, battery must be immediately removed and placed in an open field, operator shall keep away from battery until it is aired dry. However, those air-dry batteries cannot be reused, and must be disposed of properly. 11) Never place battery into a microwave oven or pressure cooker. 12) Never place battery cell onto any conductor surface. 13) Never short circuit battery using a wire or other metal object. 14) Never hit against battery, and never place any heavy object onto battery or its charger. 15) Use a dry cloth to remove any dirt on battery connector if any, otherwise any improper contact may result in loss of energy or charging failure. 15.1 Battery Maintenance 1) Never overcharge battery, otherwise battery cell may be damaged. 2) Never use charger in an excessive high or low temperature. 3) Keeping battery unused for a long time may undermine its performance. 20 User Manual Manufacturer: Hubblefly Technologies Private Limited Add: 8/139A, Mehram Nagar West, New Delhi - 110037 www.hubblefly.com | support@hubblefly.com User manual is subject to change without prior notice. Please go to Hubblefly official website to get the latest version. 21 FCC WARNING This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:

(1) This device may not cause harmful interference, and

(2) this device must accept any interference received, including interference that may cause undesired operation. NOTE 1: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

- Reorient or relocate the receiving antenna.

- Increase the separation between the equipment and receiver.

-Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.

-Consult the dealer or an experienced radio/TV technician for help. NOTE 2: Any changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. Only for drone: The distance between user and products should be no less than 20cm.

Appendix I Photographs Top View of EUT Bottom View of EUT UL Verification Services (Guangzhou) Co., Ltd, Song Shan Lake Branch This report shall not be reproduced except in full, without the written approval of UL Verification Services Page 2 of 4

(Guangzhou) Co., Ltd, Song Shan Lake Branch. Left View of EUT Right View of EUT UL Verification Services (Guangzhou) Co., Ltd, Song Shan Lake Branch This report shall not be reproduced except in full, without the written approval of UL Verification Services Page 3 of 4

(Guangzhou) Co., Ltd, Song Shan Lake Branch. Front View of EUT Back View of EUT UL Verification Services (Guangzhou) Co., Ltd, Song Shan Lake Branch Page 4 of 4 This report shall not be reproduced except in full, without the written approval of UL Verification Services

(Guangzhou) Co., Ltd, Song Shan Lake Branch.