FCC ID: 2AVGAMU21002 SLIM WIRELESS MOUSE

Instruction Sheet Size: A5 Slim Wireless Mouse Instruction Manual Item Number: MU21002 Contents included:

1pc Wireless Mouse 1pc USB Receiver (Stored in the battery compartment) Distributed by 1616 Holdings, Inc. 701 Market Street, Suite 200 Philadelphia, PA 19106 Made in China 3. Turn on your computer and connect the USB receiver to the USB port of your computer, wait a minute until the device has been automatically detected and installed (Plug and Play). When installation is completed, you can use the device. 4. The DPI switch button allows you to switch between the different DPI-modes (1000DPI, 1200DPI and 1600DPI). NOTE: To avoid any loss of this receiver during transport, we suggest to insert the receiver into the battery compartment on the bottom of this device when it isnt in use. Product Specification Key number: 4D Receiver: USB2.0 DPI: 800-1200-1600 Operating temperature: -5C ~ 40C Relative humidity: 20% ~ 90%

Maximum speed: 28in/sec response rate: 125Hz Operated by 2pcs AAA batteries

(not included, need to purchase additionally) Working current: <10mA Product Size: 4.45"x2.2"x 1"

Compatible system:

WinXP/Win7/Win8/Win10/Macos 3 2 Part Name 1 4 1 2 3 4 5 6 Left Key Right Key Roller DPI Button Sensor Battery Cover 5 6 Front Problem Reference 1. Mouse does not respond Is the mouse SENSOR light on?

(No light, check if the battery has electricity, and whether the positive and negative poles are reversed. Did the receiver recognize success?

(Identification failed, change a USB interface, Or reload the drive.) 2. Overcoming Is the mouse and desktop smooth?

(If not please put it in smooth surface.) Is the battery low?

(If the battery is low, please replace the battery.) WARNING: To Avoid Battery Leakage 1. The batteries used with this product are small parts and should be kept away from small children who still put things in their mouths. If they are swallowed, promptly see a doctor and have the doctor phone American Association of Poison Control Centers (1-800-222-1222). Always purchase the correct size and grade of battery most suitable for intended use. Do not mix old and new batteries, alkaline, standard (Carbon - Zinc) or rechargeable

(Nickel-cadmium) batteries. Clean the battery contacts and those of the device prior to battery installation. Ensure the batteries are installed correctly with the regard to polarity (+/ -). Always remove batteries if consumed or if product is to be left unused for a long time. 2. 3. 4. 5. 6. Back How To Operate Open the Battery Cover on the battery compart-

1. ment, insert 2pcs "AAA" batteries (not included, need to purchase additionally), and remind to check for the correct polarity (+/-). 6 2. Take out the USB receiver and secure the Battery Cover to the battery compartment. 6 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 that may cause undesired operation. interference

- "WARNING: Changes or modifications to this unit not expressly approved by for compliance could void the user's authority to operate the equipment."

the party responsible

- "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 gener ates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful inter ference 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 experiencd radio/TV technician for help."

EXHIBIT A - FCC ID LABEL AND LOCATION FCC ID Label FCC ID Label Location Information The label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time purchase (Labeling requirements per 2.925)

W Trading Limited Address: 1/F, HK SPINNERS BLDG PHASE I & II, 800 CHEUNG SHA WAN RD, KOWLOON, HK Tel: +852 23005018 E-mail: SusannaNg@lifung.com FCC Authorization 09/12/2019 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization To whom it may concern:

We, W S Trading Limited the undersigned, hereby authorize Bay Area Compliance Laboratories Corporation to act on its behalf in all matters relating to application for Equipment authorization, including the signing of all documents relating to these matters. All acts carried out by Bay Area Compliance Laboratory Corporation on our behalf shall have the same effect as our own action. 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. 862. This guthorization is valid until further written notice from the applicant. Singerely Yours, Signature:

Printed Name: Susanr Title: Executive Vice President

wireless mouse working principle:

T he wireless mouse including the receiver and mouse. Insert the receiver into the port of the PC, it first reads the EEPROM code date and then the mouse and receiver connected. When clicking the key or moving the mouse, it will send signals to the MCU, this signals send by the RF transmission, when the receiver receives the signals, which communicated with PC via USB. T L SR8 510 integrated with MCU and RF two parts the functions is to transmit and receive. 1. When clicking the key of mouse, one of pin of MCU is pulled low, and the MCU asked the RF to send signals. 2. When moving the mouse, the SENSER through the optical lens making the displacement signal into electrical signal and communicate with MCU, the MCU through the RF signal.