2A5TA-I33Magnetic Wireless Charger

QUALIFIED EXAMINATION CLERK The product has passed the inspection

FCC Caution: Any 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. IMPORTANT NOTE: 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 uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.

Shenzhen Zhengyun Technology Co., LTD Room 202, Floor 2, Building A,Rongcheng International, 24 Heping Road,Qinghua Community, Longhua District, Shenzhen China Tel: +8613728924286 Fax: +8613728924286 Email: [email protected] CFR 47 §2.911(d)(5)(i) Attestation Letter Attestation Letter Date: 06/06/2023 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Ref: Attestation Statements CFR 47 §2.911(d)(5)(i) Filing FCC ID: 2A5TA-I33 Shenzhen Zhengyun Technology Co., LTD certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. Sincerely, Signature: Contact Person: Wei Zeng Title: General Manager

Shenzhen Zhengyun Technology Co., LTD Room 202, Floor 2, Building A,Rongcheng International, 24 Heping Road,Qinghua Community, Longhua District, Shenzhen China Tel: +8613728924286 Fax: +8613728924286 Email: [email protected] CFR 47 §2.911 (d)(5)(ii) Attestation Letter Attestation Letter Date: 06/06/2023 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Ref: Attestation Statements CFR 47 §2.911(d)(5)(ii) Filing FCC ID: 2A5TA-I33 Shenzhen Zhengyun Technology Co., LTD certifies that as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. Sincerely, Signature: Contact Person: Wei Zeng Title: General Manager

Shenzhen Zhengyun Technology Co., LTD Room 202, Floor 2, Building A,Rongcheng International, 24 Heping Road,Qinghua Community, Longhua District, Shenzhen China Tel: +8613728924286 Fax: +8613728924286 Email: [email protected] QA-FR-170-B 7/29/2014 FCC Authorization Date: 2023-06-06 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization To whom it may concern: We, Shenzhen Zhengyun Technology Co., LTD, the undersigned, hereby authorizes China Certification ICT Co., Ltd (Dongguan) 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 China Certification ICT Co., Ltd (Dongguan) 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 authorization is valid until further written notice from the applicant. Sincerely Yours, Signature: Wei Zeng General Manager

Shenzhen Zhengyun Technology Co., LTD Room 202, Floor 2, Building A,Rongcheng International, 24 Heping Road,Qinghua Community, Longhua District, Shenzhen China Tel: +8613728924286 Fax: +8613728924286 Email: [email protected] FCC Confidential Authorization Date: 2023-06-06 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID: 2A5TA-I33 In accordance with Sections 0.457 and 0.459 of the Commission’s Rules, Shenzhen Zhengyun Technology Co., LTD hereby requests long-term confidential treatment of information accompanying this application as outlined below:  Block Diagram  Schematics  Operation Description The above materials contain proprietary and confidential information not customarily released to the public. The public disclosure of these materials provides unjustified benefits to its competitors in the market. Sincerely Yours, Signature: Wei Zeng General Manager

EXHIBIT B - EUT EXTERNAL PHOTOGRAPHS EUT White Black Port

EXHIBIT C - EUT INTERNAL PHOTOGRAPHS Coil1 3/5W Coil2 15W Coil0 2.5W chip chip chip

China Certification ICT Co., Ltd (Dongguan) Report No.: CR230417469-00 Page 43 of 47 5 MAXIMUM PERMISSIBLE EXPOSURE (MPE) 5.1 Applicable Standard According to subpart §1.1310, systems operating under the provisions of this section shall be operated in a manner that ensures that the public is not exposed to radio frequency energy level in excess of the Commission’s guidelines. Limits for Maximum Permissible Exposure (MPE) (§1.1310, §2.1091) (B) Limits for General Population/Uncontrolled Exposure Frequency Range (MHz) Electric Field Strength (V/m) Magnetic Field Strength (A/m) Power Density (mW/cm 2 ) Averaging Time (minutes) 0.3–1.34 614 1.63 *(100) 30 1.34–30 824/f 2.19/f *(180/f²) 30 30–300 27.5 0.073 0.2 30 300–1500 / / f/1500 30 1500–100,000 / / 1.0 30 f = frequency in MHz; * = Plane-wave equivalent power density; According with KDB 680106 D01 RF Exposure Wireless Charging Apps v03r01 clause 3 c) According to 680106 D01 RF Exposure Wireless Charging App v03r01 clause 5 b) China Certification ICT Co., Ltd (Dongguan) Report No.: CR230417469-00 Page 44 of 47 5.2 Block Diagram of Test Setup Note: 20 cm for Top test. 15cm China Certification ICT Co., Ltd (Dongguan) Report No.: CR230417469-00 Page 45 of 47 5.3 Test Data: Serial Number: 24AV_1 Test Date: 2023/5/30 Test Site: RF Test Mode: Wireless Charging Tester: Arthur Su Test Result: Pass Environmental Conditions: Temperature: (°C) 23.6 Relative Humidity: (%) 52 ATM Pressure: (kPa) 100 Test Equipment List and Details: Manufacturer Description Model Serial Number Calibration Date Calibration Due Date Narda Electric and Magnetic Field Probe-Analyze r EHP-200AC 180ZX10204 2021/06/07 2024/06/06 * Statement of Traceability: China Certification ICT Co., Ltd (Dongguan) attests that all calibrations have been performed, traceable to National Primary Standards and International System of Units (SI). Test Data: M1: H-Field Strength: Test Coil Frequency Range (kHz) Position A (A/m) Position B (A/m) Position C (A/m) Position D (A/m) Position E (A/m) 50% Limit (A/m) Limit (A/m) Coil 3 110.6 0.2242 0.1725 0.2067 0.2433 0.4483 0.815 1.63 Coil 2 120 0.1765 0.1202 0.1856 0.1869 0.2035 0.815 1.63 Coil 1 326 0.0564 0.0723 0.0556 0.0712 0.1524 0.815 1.63 Note: Test with 15cm distance from the center of the probe(s) to the edge of the device, 20 cm for top test. The Multiple Frequency Summation (worst case at Position E) H Watch /H Limit + H Earphone /H Limit + H Phone /H Limit =0.1524/0.815 + 0.2035/0.815+ 0.4483/0.815 = 0.987 <1 E-Field Strength: Test Coil FrequencyRa nge(kHz) Position A (V/m) Position B (V/m) Position C (V/m) Position D (V/m) Position E (V/m) 50% Limit (V/m) Limit (V/m) Coil 3 110.6 5.0205 3.3102 2.8513 4.0638 6.7358 307 614 Coil 2 120 1.2536 1.6754 2.0125 1.7652 2.0635 307 614 Coil 1 326 0.4652 0.5311 0.4864 0.5686 0.6247 307 614 Note: Test with 15cm distance from the center of the probe(s) to the edge of the device, 20 cm for top test. The Multiple Frequency Summation (worst case at Position E) E Watch /E Limit + E Earphone /E Limit + E Phone /E Limit =0.6247/307 + 2.0635/307+ 6.7358 /307 = 0.031 <1 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230417469-00 Page 46 of 47 M2: H-Field Strength: Test Coil Frequency Range (kHz) Position A (A/m) Position B (A/m) Position C (A/m) Position D (A/m) Position E (A/m) 50% Limit (A/m) Limit (A/m) Coil 3 110.6 0.2354 0.1842 0.2023 0.2411 0.4428 0.815 1.63 Coil 2 117 0.1675 0.1247 0.1746 0.1935 0.2074 0.815 1.63 Coil 1 326 0.0534 0.0842 0.0569 0.0714 0.1561 0.815 1.63 Note: Test with 15cm distance from the center of the probe(s) to the edge of the device, 20 cm for top test. The Multiple Frequency Summation (worst case at Position E) H Watch /H Limit + H Earphone /H Limit + H Phone /H Limit =0.1561/0.815 + 0.2074/0.815+ 0.4428/0.815 = 0.989 <1 E-Field Strength: Test Coil Frequency Range(kHz) Position A (V/m) Position B (V/m) Position C (V/m) Position D (V/m) Position E (V/m) 50% Limit (V/m) Limit (V/m) Coil 3 110.6 5.147 3.3651 2.7456 4.0361 6.1156 307 614 Coil 2 117 0.1254 1.3548 2.0471 1.7742 2.2318 307 614 Coil 1 326 0.5123 0.5247 0.4157 0.5741 0.6354 307 614 Note: Test with 15cm distance from the center of the probe(s) to the edge of the device, 20 cm for top test. The Multiple Frequency Summation (worst case at Position E) E Watch /E Limit + E Earphone /E Limit + E Phone /E Limit =0.6354/307 + 2.2318/307+ 6.1156 /307 = 0.029 <1 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230417469-00 Page 47 of 47 Considerations of compliance 680106 D01 RF Exposure Wireless Charging App v03r01 clause 5 b: (1) Power transfer frequency is less than 1 MHz Yes, the operation frequency is Coil 0: 326 kHz, Coil 1: 117 kHz/120 kHz, Coil 2: 110.6 kHz. (2) Output power from each primary coil is less than or equal to 15 watts. Yes, the maximum output power of primary coil is 15 Watts. (3) The system may consist of more than one source primary coils, charging one or more clients. If more than one primary coil is present, the coil pairs may be powered on at the same time. The transfer system includes three primary coil, and system detect and allow coupling only between individual pairs of coils. (4) Client device is placed directly in contact with the transmitter. Yes, client device is placed directly in contact with the transmitter (5) Mobile exposure conditions only (portable exposure conditions are not covered by this exclusion). Yes, mobile exposure conditions only. (6) The aggregate H-field strengths anywhere at or beyond 15 cm surrounding the device, and 20 cm away from the surface from all coils that by design can simultaneously transmit, and while those coils are simultaneously energized, are demonstrated to be less than 50% of the applicable MPE limit. Yes, the test result for H and E-field strength less than 50% of the MPE limit. ***** END OF REPORT *****

TEST REPORT Applicant: Shenzhen Zhengyun Technology Co., LTD Address: Room 202, Floor 2, Building A, Rongcheng International, 24 Heping Road, Qinghua Community, Longhua District, Shenzhen China FCC ID: 2A5TA-I33 Product Name: Magnetic Wireless Charger Standard(s): 47 CFR Part 15, Subpart C ANSI C63.10-2013 The above equipment has been tested and found compliant with the requirement of the relative standards by China Certification ICT Co., Ltd (Dongguan) Report Number: CR230417469-00 Date Of Issue: 2023/6/6 Reviewed By: Sun Zhong Title: Manager Test Laboratory: China Certification ICT Co., Ltd (Dongguan) No. 113, Pingkang Road, Dalang Town, Dongguan, Guangdong, China Tel: +86-769-82016888 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230417469-00 Page 2 of 47 Test Facility The Test site used by China Certification ICT Co., Ltd (Dongguan) to collect test data is located on the No. 113, Pingkang Road, Dalang Town, Dongguan, Guangdong, China. The lab has been recognized as the FCC accredited lab under the KDB 974614 D01 and is listed in the FCC Public Access Link (PAL) database, FCC Registration No. : 442868, the FCC Designation No. : CN1314. The lab has been recognized by Innovation, Science and Economic Development Canada to test to Canadian radio equipment requirements, the CAB identifier: CN0123. Declarations China Certification ICT Co., Ltd (Dongguan) is not responsible for the authenticity of any test data provided by the applicant. Data included from the applicant that may affect test results are marked with a triangle symbol “▲”. Customer model name, addresses, names, trademarks etc. are not considered data. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested. This report cannot be reproduced except in full, without prior written approval of the Company. This report is valid only with a valid digital signature. The digital signature may be available only under the Adobe software above version 7.0. This report may contain data that are not covered by the accreditation scope and shall be marked with an asterisk “★”. China Certification ICT Co., Ltd (Dongguan) Report No.: CR230417469-00 Page 3 of 47 CONTENTS TEST FACILITY ............................................................................................................................................................. 2 DECLARATIONS ............................................................................................................................................................ 2 DOCUMENT REVISION HISTORY ......................................................................................................................... 4 1. GENERAL INFORMATION ................................................................................................................................... 5 1.1 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ............................................................................... 5 1.2 DESCRIPTION OF TEST CONFIGURATION ................................................................................................................ 6 1.2.1 EUT Operation Condition: ............................................................................................................................. 6 1.2.2 Support Equipment List and Details .............................................................................................................. 6 1.2.3 Support Cable List and Details ...................................................................................................................... 6 1.2.4 Block Diagram of Test Setup ......................................................................................................................... 7 1.3 MEASUREMENT UNCERTAINTY .............................................................................................................................. 9 2. SUMMARY OF TEST RESULTS ......................................................................................................................... 10 3. REQUIREMENTS AND TEST PROCEDURES ................................................................................................. 11 3.1 AC LINE CONDUCTED EMISSIONS ........................................................................................................................ 11 3.1.1 Applicable Standard ..................................................................................................................................... 11 3.1.2 EUT Setup.................................................................................................................................................... 12 3.1.3 EMI Test Receiver Setup ............................................................................................................................. 12 3.1.4 Test Procedure ............................................................................................................................................. 13 3.1.5 Corrected Amplitude & Margin Calculation ................................................................................................ 13 3.2 RADIATION SPURIOUS EMISSIONS ........................................................................................................................ 14 3.2.1 Applicable Standard ..................................................................................................................................... 14 3.2.2 EUT Setup.................................................................................................................................................... 14 3.2.3 EMI Test Receiver & Spectrum Analyzer Setup ......................................................................................... 15 3.2.4 Corrected Amplitude & Margin Calculation ................................................................................................ 15 3.3 20 DB EMISSION BANDWIDTH: .............…

Text truncated - open the document above for the full version.

EXHIBIT D - TEST SETUP PHOTOGRAPHS E-Field Position A_M1 E-Field Position B_M1 E-Field Position C_M1 E-Field Position D_M1 E-Field Position E_M1 H-Field Position A_M1 H-Field Position B_M1 H-Field Position C_M1 H-Field Position D_M1 H-Field Position E_M1 E-Field Position A_M2 H-Field Position B_M2 E-Field Position C_M2 E-Field Position D_M2 E-Field PositionE_M2 H-Field Position A_M2 H-Field Position B_M2 H-Field Position C_M2 H-Field Position D_M2 H-Field Position E_M2