FCC ID: OU9LS431-B3 Activity Tracker

version:1.0 User Manual Activity Tracker LS431-B3 FCC ID : OU9LS431-B3 Guangdong Transtek Medical Electronics Co., Ltd. Zone A, No.105 ,Dongli Road, Torch Development District, Zhongshan,528437,Guangdong,China TEL:86-760-88282982 www.transtek.cn Thank you very much for selecting Activity Tracker LS431-B3. Please read the user manual carefully and thoroughly so as to ensure the safe usage of this product, Keep the manual well for further reference in case you have problems. Table of Contents Table of Contents Symbol Meaning Overview Initial Start-Up Start Measuring View the Data Special Function Symbol Meaning TFT Display

................................................................................................................. ................................................................................................................ General Instructions Device Components List

................................................................................................................. ................................................................................................................ ............................................................................................................................................ Activate the Activity Tracker

..................................................................................................... Install the App and Pair-up

....................................................................................................... Tie the wristband 8 Battery Charging ...................................................................................................................... 9

..................................................................................................................... Light It up

.................................................................................................................................. How to Use

............................................................................................................................... Check the Data

.............................................................................................................. 11

.................................................................................................................. ......................................................................................................................... ...................................................................................................................... ............................................................................................................... Alarms Stand Reminder Call Notification 12 Text Notification 13 Night Mode ......................................................................................................................... 14 Heart Rate Detection ................................................................................................................ 14

..................................................................................................................... 14 Display Settings Goal Achievement Reminding .................................................................................................... 15 Sleeping Condition Monitor ......................................................................................................... 15 Running Mode ............................................................................................................................ 15 12 12 Troubleshooting Specifications

........................................................................................................................... ........................................................................................................................... Maintenance

.............................................................................................................................. ..................................................................................................................................... ..................................................................................................................................... ............................................................................................................... .................................................................................................................. ....................................................................................................................... ................................................................................................................................ Warranty Warning Activity Tracker Care Built-in Battery Care Health Disclaimer Other Notes 16 17 18 18 18 19 19 19 19 2 4 5 5 5 6 7 10 10

Symbol Meaning Symbol Meaning Symbol Meaning The warning signs and symbols are essential to ensure your correct and safe use of this product and protect you and others from injury. Please kindly find the meanings of the warning signs and symbols, which you may encounter in the label and user manual, as follows:

Symbol for ENVIRONMENT PROTECTION Waste electrical products should not be disposed of with household waste. Please recycle where facilities exist. Check with your local authority or retailer for recycling advice Symbol for DIRECT CURRENT Symbol for MANUFACTURER Symbol for COMPLIES WITH EU REQUIREMENTS Symbol for THE OPERATION GUIDE MUST BE READ Symbol for MANUFACTURE DATE Time,date,steps ( Time format :12/24 hours) TFT Display

854 Step 72 Bpm 54.6 Kcal. 10.8 Km. Step Heart rate Distance The Consumed Calorie (kcal)

Running Walking Fitness Ride Swimming Basketball Football Badminton Pingpong Volleyball

Symbol Meaning Overview

Updating 66%

Excellent Stopwatch Yoga Cross trainer Indoor run 12-minute Run Updating Battery status Weather Stopwatch General Instructions The new Activity Tracker LS431-B3 can track your activity and aerobic fitness in anytime.It is designed to measure the walking steps,consumed calories and dynamic heart rate. This device has Bluetooth 4.2 technology, the user can set personal information such as height, weight, goal step and so on through the Bluetooth devices, and then the information can be downloaded to the Activity Tracker. The data in the Activity Tracker also can be uploaded to the device which supports the Bluetooth 4.2 technology. So the user can check it in anytime. Main Features:

a. support the Bluetooth 4.2 technology b. Single point of touch function and color display screen c. keep a record of the measuring data during 7 days d. display walking steps, walking distance, the consumed calories, dynamic heart rate, and so on. e. 24 hours heart rate monitoring f. Swimming water proofing g. Sleeping monitoring h. Accurate step-counting i. Call notification j. Text notification k. Automatic identify running function

Device Components TFT Display Heart rate sensor USB Interface

Touch Key List 1. Activity Tracker (Built-in Polymer Lithium Battery) 2. User Manual

Initial Start-Up Initial Start-Up Initial Start-Up Initial Start-Up Activate the Activity Tracker For the initial use, tap the touch key to light up the Activity Tracker. Open APP to pair appears on the screen for 10 seconds and then it will turn off. Please activate it by connecting it with the app within 30 minutes, otherwise, it will return to shipping mode automatically .

CAUTION Notes:

(1) When the shipping mode is removed, the Activity Tracker will display the initial time: 8:00.

(2) After connecting with the mobile device, the Activity Tracker will sync the time from the mobile device, and it will display the current time. Install the App and Pair-Up Before you use the mobile device which supports Bluetooth 4.2 technology, please turn on the Bluetooth. Download the Transtek Health app from APP Store or Google Play. Install the APP, and register an account. Then set your personal information (Gender, Birthday, Height, Weight, Name and so on). Enter the Me interface to add the device. Click Add New Device to add it . Then use the mobile device to scan the special QR code which is located on the Kraft paper for the Activity Tracker to pair the device, after the pairing is completed, Open APP to pair appears on the screenthe Activity Tracker will vibrate twice at the same time. The time on Activity Tracker will synchronize with the one on your mobile device. The measuring data will be transmitted to your device which supports Bluetooth 4.2 technology through the Bluetooth. CAUTION The device cant connect with the app or upload the data if the following situations appear:

1. The Bluetooth is off, or unconnected with the Internet. 2. Over the specified transmitting distance. The Bluetooth transmitting distance of Activity Tracker situation of no obstacle. 3. The special QR code is not correct. 4. The smartphone isnt in the list of compatible devices. List of compatible devices:

For iOS devices:

The operating system must be iOS 8 or more, such as iPhone 4S, iPhone 5/5C/5S, iPhone 6/6 Plus and above. For Android devices:

The operating system must be 4.3 or more.

View the Data Initial Start-Up Tie the wristband Must make the touch key towards to the inner side of body. The heart rate sensor must be close to the skin. The distance between wristband and wrist should be 2 cm or more.

72 Bpm

8 Initial Start-Up Battery Charging When the TFT displays the following symbol, it reminds you the battery is used up, you need to charge the power at once. When the TFT displays the following symbol, it reminds you the battery is low, you need to charge the power.

Pull out the wristband, then insert the devices charging port into the computers or chargers USB port to finish the charging. When the device is charging the power, the TFT will display as the following picture,The power symbol blinks. The battery capacity goes from 0 to current . The TFT displays as the following picture, it means the charging is complete. 66%

CAUTION The Mini USB port is only used for charging the power, but can not be used for transmitting the data to the computer. Batteries (battery pack or batteries installed) shall not be exposed to excessive heat such as sunshine, fire or the like. The charging input voltage is 5V. 9 Light up the Activity Tracker as the below steps:

Following the steps of LIGHT IT UP to read the data you want. Start Measuring Light It up 854 Step 8 5 4 S t e p 854 Step If there is no operation, it will turn off in 5 seconds. How to Use Follow the tips in the manual to wear the Activity Tracker. Then it can start the measurement. 0 Step 10 Step 1000 Step Start Walking 10 Steps More than 10 steps The measuring data will be transmitted to your device which supports Bluetooth 4.2 technology if you have paired up with it. View the Data Check the Data Tap the touch key at any time to light up the Activity Tracker, it will display the time first. Tap the touch key each time, it will display the data according order set from Lifesense APP. If there is no operation, it will turn off in 5 seconds. CAUTION Notes: The data of the day will be cleared to zero automatically when the time is 0:00. The data cannot be cleared to zero manually. The device only stores the latest 7 days heart rate data, the data will be deleted if its over 7 days. 10 11 Please set the Silent Alarms on the app. When the setting time is coming, it will display the alarm clock icon and vibrate continuously. Tap the touch key to stop the alarm clock, or the alarm clock will stop vibrating until its over the duration of the setting time. You can set the alarm clock to vibrate 5 seconds,15 seconds, 30 seconds, or 60 When you focus on your work too long, it can give you a notice to relax. But you must set the move reminder on through the app. Set the reminder interval, reminder frequency, starting and ending time. When the setting time is coming, it will vibrate twice and display the sedentary icon about 5s, then turn off and log out. You also can tap the touch button to log out. Special Function Alarms seconds on the app.

Stand Reminder

Call Notification Special Function Text Notification You can set the Text Notification on the app. Keep the Activity Tracker connecting with the mobile device. When a message is coming, the Activity Tracker will vibrate, display the message icon and contents. The Activity Tracker only supports displaying the messages from the smartphone with iOS system or Android system. The Activity Tracker only displays the message icon and contents once, and it cannot be thumbed through . Messages from 1 new message (2-99) new message More than 99 new messages Smartphone 3 SMS Messages 99+ SMS Messages Messages from 1 new message (2-99) new message More than 99 new messages Wechat 3 WeChat Messages 99 +WeChat Messages Keep the Activity Tracker connecting with the mobile device. Set the Call Notification on the app. When the phone call is coming, it will display the phone icon and the name about 10s. It will vibrate 4 times and then turn off in 10s. When the phone is coming, tap the touch key to hang up. Geoff 123457901 23 Name Phone number 12 CAUTION appear:

The device cant give you a Text Notification if the following situations 1. The Bluetooth is off, or unconnected with the Internet. 2. Never set the Text Notification on. 3. Never set notice permission on the smartphone. 4. The screen of the smartphone is unlocked. 5. There are many messages in the smartphone, it wont give you a notice unless you clear them. 13 Special Function Night Mode The default state of night mode is OFF. You can set it on or off, and the starting and ending time on the app. In night mode, you could not light up the Activity Tracker by rotating your wrist, but you could by touching the key on the screen. Special Function Goal Achievement Reminding You can set the goal achievement reminding on the app. There is a goal celebration to encourage you to reach your goal. When you reach the setting goal, it will vibrate twice, and display the encouragement icon and goal steps about 5s . Then it will turn off and log out the reminding mode. The default goal step is 6000 steps. You can set it through the app. Heart Rate Detection

Target achieved The default mode of heart rate detection is ON. If you set it off, it will stop heart rate measurement. If you set it on, the indicator with green light will be on for continuous heart rate detection. Sleeping Condition Monitor Turn On HR Measuring 72 Bpm Heart Rate Detection is OFF. Measuring. Detect heart rate. Display Settings You can decide which screen you want to display on the Activity Tracker through the app. The default pages (time, steps, calorie, distance, heart rate) are on. You can select the order of displaying pages, and must keep at least one page on. You can wear the Activity Tracker to sleep, it will monitor your sleeping condition. The sleeping data will upload to the app, you can check your sleeping condition on the app. Running Mode not automatically. The Activity Tracker can identify whether the user is running or In the mode of heart rate detection, the Activity Tracker can identify the user is running and turn on the heart rate detection. It will save a piece of heart rate and calorie data every minute. If the mode of heart rate detection is off, it only can identify the user is running, but wont start heart rate detection. It will only keep a piece of calorie data per 1 minute. You can check running data, including running time, calorie, average heart rate, the maximum step frequency, average frequency, total steps, heart rate curve and calorie curve on the app. Note: If there is no heart rate data, the app wont display heart rate curve.

Specifications

Troubleshooting Troubleshooting Problem Root Cause Solution Abnormal measuring results:

Huge difference between two recent measurement. No display on TFT when the device powers on. Data transmission failed. Incorrect portable fashion make the device has irregular shaking. Use the correct portable fashion, avoid that the Activity Tracker has irregular shaking. Less than 10 steps Slide or wearing the slippers to walk. Continue to walk more than 10 steps. Walk in a normal way. The power is not enough. Charge power in time. Bluetooth is OFF. Turn ON the Bluetooth. Out of range of Bluetooth transmission. your app. Place your device which supports the Bluetooth 4.2 technology close to the Activity Tracker. Specifications Specifications Product Name Dimension Weight Display Steps Calories Distance Activity Tracker Whole size: Approx. 241 mm x 19.2mm x 12.5mm

(including the wristband) Approx. 22 g (including the wristband) TFT colour screens V.A.:21.7 mm x 10.8 mm 0-120000 steps, division 1 step 0-12000.0 kcal, division 0.1 kcal 60.00 km Heart rate Range: 30 beat/min~200 beat/min,division 1 beat /min Exercise Time 0-23 hours and 59 minutes, division 1 minute Battery Grade Running hour

When the battery is fully charged, it can be used about 5 days (heart rate function is open), or about 30 days

( heart rate function is closed). Working Environment Temperature: 0C to 40C

Atmospheric Pressure: 80 kPa ~ 106 kPa Storage Environment Temperature: -20C to 60C

Protection against ingress of water IP68 Accessories 1. One Wrist Band 2. User Manual WARNING: No modification of this equipment is allowed. About the Accuracy of This Product This product passes strict inspection before delivery and therefore its accuracy is guaranteed by the manufacturer. Please refer to the above table for the descriptions on accuracy. The App is OFF. Press the icon to turn ON Power Source 3.7V / 4.2V 80mAH polymer lithium battery

Maintenance Maintenance Donts:

When carrying out usual maintenance, please ensure practice of the following Dos and DO use a dry soft cloth to wipe the dust. DO use a wet soft cloth, dipped into water and wrung out, to wipe the dirt. Then use a dry soft cloth to dry up the device. DONT wash the device with water or immerse it in water. DONT use propellant, abrasive or other chemicals to wipe the dirt in avoidance of discolor or malfunction. DONT disassemble this device. If you have any problems, please contact Transtek.

(Please refer to Warranty for contact information Charge the power once for every 3 months, or at least once for half a year, if the device is not likely to be used for a long time. Warranty Transtek warrants its products free of defects in materials and workmanship in normal use for a period of TWO years from the date of retail purchase. This warranty does NOT cover damages caused by misuse or abuse, including but not limited to:

Failure caused by unauthorized repairs or modifications;

Damage caused by shock or drop during transportation;

Failure caused by improper operation inconsistent with the instructions stated in this user manual;

Malfunction or damage from failure to provide the recommended maintenance;

Damage caused by improper use of power supply. Should this device require maintenance (or replacement at our option) under warranty, please deliver the original package to GUANGDONG TRANSTEK MEDICAL ELECTRONICS CO., LTD prepaid. Please return the store receipt (with the retail purchase date) and a note with reasons to return on it as well. Guangdong Transtek Medical Electronics Co., Ltd. Zone A, No.105 ,Dongli Road, Torch Development District, Zhongshan,528437,Guangdong,China Tel: 86-760-88282982 Website: http://www.transtek.cn Warning

While your Activity Tracker is designed to be worn 24/7, its components are electronic and susceptible to damage if used improperly. Please read the safety guidelines on the following pages to ensure proper use and care. Warning Activity Tracker Care Do not expose your Activity Tracker to liquid, moisture, humidity, or rain while charging. Exposure of the Activity Tracker to moisture while charging could result in electric shock. Do not tamper with or abuse the Activity Tracker. For example, without limitation, do not drop,disassemble, open, crush, excessively bend, deform, puncture, shred, microwave, incinerate, paint, or insert foreign objects into the Activity Tracker. Do not use abrasive cleaners to clean your Activity Tracker. Do not expose your Activity Tracker to extremely high or low temperatures. Do not leave your Activity Tracker near open flames such as cooking burners, candles, or fireplaces. Do not bring your Activity Tracker into contact with any sharp objects. This could cause scratches and damage. Do not insert anything into your Activity Tracker unless otherwise specified in the user instructions. This may damage the internal components. Do not attempt to repair, modify, or disassemble your Activity Tracker; it does not contain any user-serviceable components. Built-in Battery Care Do not attempt to replace your Activity Trackers battery. It is built-in and not changeable. Only charge the battery in accordance with the user instructions supplied with the Activity Tracker. Avoid charging your Activity Tracker in extremely high or low temperatures. Do not wear your Activity Tracker while you are charging it. Do not attempt to disassemble the Activity Tracker or force open the built-in battery. Do not clean the Activity Tracker when it is being charged. Always unplug the charger first before cleaning the Activity Tracker Do not dispose of your Activity Tracker in a fire. The battery could explode causing injury or death. Health Disclaimer WARNING: THIS ACTIVITY TRACKER IS NOT A MEDICAL DEVICE. The Activity Tracker and its associated applications should not be used to diagnose, treat, or prevent any disease or medical condition. Always seek the advice of a qualified medical professional before making any changes to your exercise, sleep or nutrition, as doing so may cause severe harm or death. Other Notes Dispose of the Activity Tracker, the Activity Trackers battery in accordance with local regulations. Do not dispose of the battery with regular household waste. Recycle your package in accordance with local regulations.

Warning Caution Caution: The user is cautioned that changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 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: 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. FCC Radiation Exposure Statement This equipment complies with FCC radiation exposure limits set forth for an uncon-

trolled environment. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter.

0.5mm 0.5mm FCC ID: OU9LS4 3 1 - B 3 S N 0 6 0 9 6 0 4 2 0 0 0 2 8 8 9 5 2.23mm 2.13mm Arial Regular 3.2pt FCC ID: OU9LS4 3 1 - B 3 1.73mm 12.25mm SN SNcentury gothic SN5.6pt 1 2 3 4 5 6 LS431-B3010-SP-01

1:1 2021-1-29 2021-01-29 2021-01-29 2021-01-29 LS431-B3--A0 LS431-B3010-SP-01 1 1 A/0

SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia 30024 United States Applicant Declaration Applicant Legal Business Name Address Grantee Code FCC ID Contact Email Contact Phone Authorized Contact Name Guangdong Transtek Medical Electronics Co.,Ltd Zone A, No.105 ,Dongli Road Torch Development DistrictZhongshan, 528437, Guangdong China OU9 OU9LS431-B3 Kevin Tan kevintan@transtek.cn 86-760-88282982-230 I, the undersigned, certify that I am an authorized signatory for the Applicant and therefore declare;

a) b) c) d) e) in accordance with 47CFR2.911(d), all of the statements herein and the exhibits attached hereto are true and correct to the best of my knowledge and belief. in accepting a Grant of Equipment Authorization issued by a TCB, under the authority of the FCC, as a result of the representations made in this application, the Applicant is responsible for:

labeling the equipment with the exact FCC ID as specified in this application,

(1)

(2) compliance statement labeling pursuant to the applicable rules,

(3) compliance of the equipment with the applicable technical rules, if the Applicant is not the actual manufacturer of the equipment, appropriate arrangements have been made with the manufacturer to ensure that production units of this equipment will continue to comply with the FCCs technical requirements. in accordance with 47 CFR 2.909 and KDB394321, the Applicant has read, understood and agrees to accept that they are the responsible party and agree to abide by their responsibilities as specified under 47 CFR 2.909 and KDB394321. in accordance with ISO17065, FCC KDB641163, FCC KDB610077, KDB394321 and RSP-100, the Applicant has read, understood, accepts and agrees to abide by the post market surveillance requirements.

(1)

(2)

(3) the Applicant understands, accepts and agrees that a sample may be requested for surveillance testing. the Applicant shall make provisions to always have a production sample available upon request by SGS, FCC and/or ISED. the Applicant shall, upon request by SGS, at the Applicants expense, provide a production sample of the requested product to SGS, FCC and/or ISED as instructed. The sample shall include all support devices, cables, software, accessories or other hardware or software required for evaluation, review, certification and audit surveillance of products certified by SGS. f) neither the Applicant nor any party to the application is subject to a denial of Federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862 because of a conviction for possession or distribution of a controlled substance. See 47CFR 1.2002(b) for the definition of a party for these purposes. g) the Applicant has read, understood, accepts and agrees to abide by the SGS North America, Inc.(TCB) terms and conditions. Link to CFRs: https://www.fcc.gov/wireless/bureau-divisions/technologies-systems-and-innovation-division/rules-regulations-title-47 Link to KDBs: https://apps.fcc.gov/oetcf/kdb/index.cfm Link to RSP-100: https://www.ic.gc.ca/eic/site/smt-gst.nsf/eng/sf01130.html Applicant Signature:

Date:2/5/2021 Print Name: Kevin Tan Title: Product Manager

*NOTE: This declaration cannot be signed by an Agent, it shall be signed by an authorized person listed in the FCC database Applicant Declaration Rev:0.0

Guangdong Transtek Medical Electronics Co.,Ltd Date: 2/5/2021 TO:

Federal Communication Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MID 21046 Regarding: FCC ID: OU9LS431-B3 To whom it may concern:

We, the undersigned, hereby authorize SGS-CSTC Standards Technical Services Co., Ltd. (SGS) Guangzhou branch and Kobe Jian in SGS-CSTC Standards Technical Services Co., Ltd. (SGS) Guangzhou branch to act on our behalf in all manners relating to application for equipment authorization with respect to the FCC ID above, including signing of all documents relating to these matters. Any and all acts carried out by the agent on our behalf shall have the same effect as acts of our own. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 853(a). Where our agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for Certification, as specified by SGS North America, Inc., still resides with Guangdong Transtek Medical Electronics Co.,Ltd. This authorization is valid until further written notice from the applicant. Name (Printed): Kevin Tan Title: Product Manager Signature:

On behalf of Company: Guangdong Transtek Medical Electronics Co.,Ltd

Guangdong Transtek Medical Electronics Co.,Ltd To:

SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia United States From: Guangdong Transtek Medical Electronics Co.,Ltd Zone A, No.105 ,Dongli Road Torch Development District Zhongshan, Guangdong China Regarding:

Confidentiality Request regarding application for FCC ID: OU9LS431-B3 LONG TERM CONFIDENTIALITY Pursuant to 47 CFR Section 0.459 and 0.457 of the commissions rules, the applicant hereby request confidential treatment of the documents listed below, associated with the certification application referenced above. The documents above contain proprietary information not released to the public. Public disclosure of this information may prove harmful to the business of the applicant. Schematic(s) Block Diagrams Operational Descriptions Sincerely, Signature:

Name (Printed): Kevin Tan Title: Product Manager On behalf of Company: Guangdong Transtek Medical Electronics Co.,Ltd