FCC ID: 2AXY5-T21 Watch Changer

T21 Speci fications Model:T21 Input: 5V 1A Output: 3W Max Safety warning 1. Do not put this product into fire or water to avoid short circuit leakage or damage to the product. 2. Please check the product, data cable and other Input interface :Type-C accessories before use. Immediately stop using the product if you notice any damage. 3. Do not use this product in a high temperature, humid or corrosive environment, so as not to damage the circuit and prevent charging or other 4. Do not contact the product with corrosive liquids, otherwise it will cause serious damage and the product will not be guaranteed. THANK YOU FOR CHOOSIN G OUR P RODUCT User Manual Before using this product, please read 5. Do not disassemble or modify this product for any this manual carefully. Keep this manual reason, so as to avoid secondary failure and burning, for future reference. which is not covered by the warranty Made for iWatch iWatch 7 iWatch 4 iWatch 6 iWatch 3 iWatch SE iWatch 2 iWatch 5 Watch descript ion This product has an adsorption function, which can accurately align the charging position of the watch. 90 Stepless adjustment bracket, 0~90 adjustable Connect the power adapter to the charger to power it and charge your watch 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. Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 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. To maintain compliance with FCCs RF Exposure guidelines, This equipment should be installed and operated with minimum distance between 20cm the radiator your body: Use only the supplied antenna.

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< Shenzhen Yifeng Intelligent Technology Co., Ltd >

C5266091_X10_Ed.1 Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Subject: Request for Confidentiality FCC ID:2AXY5-T21 To Whom It May Concern, Date: 2022-09-06 Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules

(47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits ID Label/Location Attestation Statement External Photos Block Diagram Schematics Test Report Test Setup Photos Users Manual Internal Photos Parts List / Tune Up RF Exposure Info Operational Description Cover Letter(s) SDR Software / Security Info Long-Term Confidentiality No No No Short-Term Confidentiality No No No No No No No No Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature:

Name:Ning Liu Title: Manager 1/1

Shenzhen Yifeng Intelligent Technology Co., Ltd. Model Difference Product description: Watch Changer Model name: T21 Trade Name: YFZN FCC ID:2AXY5-T21 The same model, Only the exterior color is different Regards Name: Ning Liu Date: 2022-09-06 Title: Manager Signature of applicant:

C5266091_X8_Ed.1 Letter of Authorization

<Shenzhen Yifeng Intelligent Technology Co., Ltd. >

Company:Shenzhen Yifeng Intelligent Technology Co., Ltd. Address:10th Floor, Building 2, Chaxi, Zone B, Huafeng First Science Park, Hangcheng Street, Gushu, Baoan District, Shenzhen China Product Name: Watch Changer Model Number: T21 FCC Identifier:2AXY5-T21 We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del information Carme, s/n, 08193 Bellaterra, Spain, related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. is allowed to forward all Name: Ning Liu Date: 2022-09-06 Title: Manager Signature of applicant:

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