Kate Zhang
WPC Cover letter
SHENZHEN DNS INDUSTRIES CO., LTD. WD254A WIRELESS CHARGER ZBCWD254A ZBCWD254A wd254a
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Document DEVICE REPORTGetApplicationAttachment.html?id=5280402SHENZHEN DNS INDUSTRIES CO., LTD Cover Letter-Wireless Charger Approval Date: 2021-04-26 Gentlemen: There's a Watch Magnetic Charger that would like to have your authorization as an Inductive wireless power transfer applications approval. The specific product as below, Watch Magnetic Charger, with its designed features and specified description, meets special requirements for KDB 680106 D01 section 5.2 requirements. Company: Product Name: Model Number: FCC ID: SHENZHEN DNS INDUSTRIES CO., LTD. Watch Magnetic Charger WD-254A, WD-254B, 699396 ZBCWD254A KDB 680106 D01 Section 5.2 Requirements a) Power transfer frequency is less that 1 MHz Product Technical Specification 326.5kHz b) Output power from each primary coil is less than 2.5 watts or equal to 15 watts. c) The transfer system includes only single primary and secondary coils. This includes charging systems that may have multiple primary coils and clients that are able to detect and allow coupling only between individual pairs of coils d) Client device is placed directly in contact with the transmitter. e) Mobile exposure conditions only For inductive applications where the primary does not physically attach to the client, and it is intended for desktop use, the desktop guidance in KDB 680106 D01 may be applied f) The aggregate H-field strengths at 15 cm Please refer to RF exposure surrounding the device and 20 cm above the top report surface from all simultaneous transmitting coils are demonstrated to be less than 50% of the MPE limit. Sincerely, Print Name: Ms Yuki Wu Title: Certification Engineer Result Complied Complied Complied Complied Complied Complied Signature: On behalf of Company: SHENZHEN DNS INDUSTRIES CO., LTD. Telephone: +86-755-83401338 E-mail: [email protected]
Related FCC IDs:
- ZBCWD254A - SHENZHEN DNS INDUSTRIES CO., LTD. WIRELESS CHARGER [WD254A] Microsoft Word for Office 365