2AV67-SC-S-D02Wireless charging with clip back

FCC WARNING STATEMENT Changes or modifi c ations not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. 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 diff e rent from that to which the receiver is connected. ‐‐ Consult the dealer or an experienced radio/TV technician for help. ‐‐The distance between user and products should be no less than 20cm

Date: Apr. 21, 2020 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2AV67-SC-S-D02 Product Name: Wireless charging with clip back Request for Confidentiality Pursuant to Sections 0.457 and 0.459 of the commission’s rules, we hereby request that the following documents be held confidential: (List here the documents for which you are seeking confidentiality – for example ...) • Schematics • Block diagram • Operation description These materials contain trade secrets and proprietary information and are not customarily released to the public. The public disclosure of this information might be harmful to the company and provide unjustified benefits to our competitors. <Signature> Name: Phoebe Title: Sales manager Company: Strong Space Industry Co., Limited

Date: Apr. 21, 2020 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize Compliance Testing, LLC to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). Sincerely, <Signature> Name: Phoebe Title: Sales manager Company: Strong Space Industry Co., Limited

Date: Apr. 21, 2020 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 Authority to Act as Agent On our behalf, I appoint Shenzhen CTB Testing Technology Co., Ltd. Add: Floor 1&2, Building A, No. 26 of Xinhe Road, Xinqiao Community, Xinqiao Street, Baoan District, Shenzhen, Guangdong, China to act as our agent in the preparation of this application for equipment certification. I certify that submitted documents properly describe the device or system for which equipment certification is sought. I also certify that each unit manufactured, imported or marketed, as defined in the Federal Communications Commission’s regulations will have affixed to it a label identical to that submitted for approval with this application. For instances where our authorized agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for certification, still resides with Strong Space Industry Co., Limited Add: Building No. A32, FuChengAo Industrial Park, PingHu Town, Longgang District, Shenzhen, China <Signature> Name: Phoebe Title: Sales manager Company: Strong Space Industry Co., Limited

M/N: SC-S-D02 M/N: SC-S-D02 M/N: SC-S-D02

FCC ID LABEL: Label Location: FCC ID: 2AV67-SC-S-D02 Product name: Wireless charging with clip back Model No.: SC-S-D02 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. Long:3cm Width:2cm

M/N: SC-S-D02 induction coil M/N: SC-S-D02 M/N: SC-S-D02

Shenzhen CTB Testing Technology Co., Ltd. Report No.: CTB200416011RFX RF EXPOSURE REPORT Compiled by: Reviewed by: Approved by: Victory Rita Xiao Sherwin Qian/ Director The test report is effective only with both signature and specialized stamp. This result(s) shown in this report refer only to the sample(s) tested. Without written approval of Shenzhen HUAK Testing Technology Co., Ltd. this report can’t be reproduced except in full. The tested sample(s) and the sample information are provided by the client. Product Name: Wireless charging with clip back FCC ID: 2AV67-SC-S-D02 Trademark: N/A Model Number: SC-S-D02 Prepared For: Strong Space Industry Co., Limited Address: Building No. A32, FuChengAo Industrial Park, PingHu Town, Longgang District, Shenzhen, China Manufacturer: Strong Space Industry Co., Limited Address: Building No. A32, FuChengAo Industrial Park, PingHu Town, Longgang District, Shenzhen, China Prepared By: Shenzhen CTB Testing Technology Co., Ltd. Address: Floor 1&2, Building A, No. 26 of Xinhe Road, Xinqiao Community, Xinqiao Street, Baoan District, Shenzhen, Guangdong China Sample Received Date: Apr. 13, 2020 Sample tested Date: Apr. 13, 2020 to Apr. 16, 2020 Issue Date: Apr. 16, 2020 Report No.: CTB200416011RFX Test Standards FCC CFR 47 part1, 1.1307(b), 1.1310 47 CFR§2.1091; 47 CFR§2.1093 Test Results PASS Remark: This is wireless charger EMF report. EMF Tel: 400-788-9558 0755-33019988 Web:Http//www.bctc-lab.com.cn Page 1 of 8 Shenzhen CTB Testing Technology Co., Ltd. Report No.: CTB200416011RFX Table of Contents Page 1 . GENERAL INFORMATION 3 1.1 . Independent Operation Mode 3 1.2 . Test Supporting System 3 2 .LIST OF T EST AND MEASUREMENT I NSTRUMENTS 4 2.1 . For conducted emission at the mains terminals test 4 3. METHOD OF MEASUREMENT 5 3. 1.Applicable Standard 5 4. TEST RESULT 5 4.1. Conducted Emission at the Mains Terminals Test 5 4.2. Equipment Approval Considerations: 6 4.3. E and H field Strength 6 5. Photographs of test set-up 8 EMF Tel: 400-788-9558 0755-33019988 Web:Http//www.bctc-lab.com.cn Page 2 of 8 Shenzhen CTB Testing Technology Co., Ltd. Report No.: CTB200416011RFX 1. GENERAL INFORMATION 1.1. Independent Operation Mode The basic operation mode is: 1.1.1. wireless charger power: 5W 1.2. Test Supporting System Adapter Description : Adapter Model No. : HKA03612030-7B Power Input : AC100-240V~ 1.0A 50/60Hz Output: 3V 3A DC Line : Unshielded, Detachable 0.3m Mobile phone Model No. : IPHONE 11 EMF Tel: 400-788-9558 0755-33019988 Web:Http//www.bctc-lab.com.cn Page 3 of 8 Shenzhen CTB Testing Technology Co., Ltd. Report No.: CTB200416011RFX 2.LIST OF T EST AND MEASUREMENT I NSTRUMENTS 2.1. For conducted emission at the mains terminals test Item Equipment Brand Model No. Frequency Range Last calibration Calibrated until 1 Broadband Field Meter NARDA NBM-550 - Nov. 02, 2019 Nov. 01, 2020 2 Magnetic Field Meter NARDA ELT-400 1 – 400kHz Nov. 02, 2019 Nov. 01, 2020 3 Magnetic Probe NARDA HF-3061 300kHz – 30MHz Nov. 02, 2019 Nov. 01, 2020 4 Magnetic Probe NARDA HF-0191 27 – 1000MHz Nov. 02, 2019 Nov. 01, 2020 5 Broadband Field Meter NARDA NBM-550 - Nov. 02, 2019 Nov. 01, 2020 6 Electric Field Meter COMBINOV A EFM 200 5Hz – 400kHz Nov. 02, 2019 Nov. 01, 2020 7 E-Field Probe NARDA EF-0391 100kHz – 3GHz Nov. 02, 2019 Nov. 01, 2020 8 E-Field Probe NARDA EF-6091 100MHz – 60GHz Nov. 02, 2019 Nov. 01, 2020 EMF Tel: 400-788-9558 0755-33019988 Web:Http//www.bctc-lab.com.cn Page 4 of 8 Shenzhen CTB Testing Technology Co., Ltd. Report No.: CTB200416011RFX 3. METHOD OF MEASUREMENT 3. 1.Applicable Standard According to §1.1307(b)(1), 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. According to §1.1310 and §2.1093 RF exposure is calculated. According KDB680106 D01v03: RF Exposure Wireless Charging Apps v02. 4. TEST RESULT 4.1. Conducted Emission at the Mains Terminals Test Note: Measurements should be made from all sides and the top of the primary/client pair, with the 15 cm measured from the center of the probe(s) to the edge of the device Test Procedure: a) The RF exposure test was performed on 360 degree turn table in anechoic chamber. b) The measurement probe was placed at test distance (Min for 0cm and Max for 15cm) which is between the edge of the charger and the geometric centre of probe. c) The turn table was rotated 360d degree to search of highest strength. d) The highest emission level was recorded and compared with limit as soon as measurement of each points were completed. e) The EUT were measured according to the dictates of KDB 680106D01v03. EMF Tel: 400-788-9558 0755-33019988 Web:Http//www.bctc-lab.com.cn Page 5 of 8 Shenzhen CTB Testing Technology Co., Ltd. Report No.: CTB200416011RFX 4.2. Equipment Approval Considerations: The EUT does comply with item 5(b) of KDB 680106 D01v03 1) Power transfer frequency is less than 1MHz Ye s , the device operate in the frequency range from 111.5 KHz to 205 KHz 2) Output power from each primary coil is less than or equal to 15 watts. Ye s , the maximum output power of the primary coil is 15W. 3) The transfer system includes only single primary and secondary coils. This includes charging systems that may have multiple primary coils and clients that able to detect and allow coupling onlybetween individual pair of coils. Ye s , the transfer system includes only single primary and secondary coils. 4) Client device is inserted in or placed directly in contact with the transmitter. Ye s , client device is placed directly in contact with the transmitter. 5) Mobile exposure conditions only (portable exposure conditions are not covered by this exclusion). Ye s , the EUT is a Mobile Wireless Charger 6) The aggregate H-field strengths at 15 cm surrounding the device and 20 cm above the top surface from all simultaneous transmitting coils are demonstrated to be less than 50% of the MP…

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Shenzhen CTB Testing Technology Co., Ltd. Report No.: CTB200416010RFX TEST REPORT Compiled by: Reviewed by: Approved by: Victory Rita Xiao Sherwin Qian/ Director The test report is effective only with both signature and specialized stamp. This result(s) shown in this report refer only to the sample(s) tested. Without written approval of Shenzhen HUAK Testing Technology Co., Ltd. this report can’t be reproduced except in full. The tested sample(s) and the sample information are provided by the client. Product Name: Wireless charging with clip back FCC ID: 2AV67-SC-S-D02 Trademark: N/A Model Number: SC-S-D02 Prepared For: Strong Space Industry Co., Limited Address: Building No. A32, FuChengAo Industrial Park, PingHu Town, Longgang District, Shenzhen, China Manufacturer: Strong Space Industry Co., Limited Address: Building No. A32, FuChengAo Industrial Park, PingHu Town, Longgang District, Shenzhen, China Prepared By: Shenzhen CTB Testing Technology Co., Ltd. Address: Floor 1&2, Building A, No. 26 of Xinhe Road, Xinqiao Community, Xinqiao Street, Baoan District, Shenzhen, Guangdong China Sample Received Date: Apr. 13, 2020 Sample tested Date: Apr. 13, 2020 to Apr. 16, 2020 Issue Date: Apr. 16, 2020 Report No.: CTB200416010RFX Te s t Standards FCC Part 15 C Test Results PASS Remark: This is wireless charger radio test report. Report Te l : 4008-258-120 Web: http://www.ctb-lab.com Page 1 of 24 Shenzhen CTB Testing Technology Co., Ltd. Report No.: CTB200416010RFX TABLE OF CONTENTS 1. GENERAL INFORMATION ........................................................................................................ 3 1.1. Report information .......................................................................................................................... 3 1.2. Measurement Uncertainty .............................................................................................................. 3 1.3. Test Facility ...................................................................................................................................... 3 1.4. Test Uncertainty .............................................................................................................................. 4 2. PRODUCT DESCRIPTION ......................................................................................................... 5 2.1. EUT Description .............................................................................................................................. 5 2.2. Block Diagram of EUT Configuration ........................................................................................... 5 2.3. Test Conditions ................................................................................................................................ 5 2.4. Description Of Support Units (Conducted Mode) ....................................................................... 6 3. TEST RESULTS SUMMARY ..................................................................................................... 6 4. TEST EQUIPMENT USED .......................................................................................................... 7 4.1. MEASUREMENT INSTRUMENTS LIST ..................................................................................... 7 5. CONDUCTED EMISSION TEST ................................................................................................ 9 5.1. Block Diagram of Test Setup......................................................................................................... 9 5.2. Test Standard .................................................................................................................................. 9 5.3. Conducted Emission Limit ............................................................................................................. 9 5.4. EUT Configuration on Test ............................................................................................................ 9 5.5. Operating Condition of EUT ........................................................................................................ 10 5.6. Test Procedure .............................................................................................................................. 10 5.7. Test Result ..................................................................................................................................... 10 6. RADIATED EMISSION MEASUREMENT ............................................................................. 13 6.1. Block Diagram of Test Setup....................................................................................................... 13 6.2. Test Standard ................................................................................................................................ 14 6.3. EMI Test Receiver Setup ............................................................................................................. 14 6.4. Test Procedure .............................................................................................................................. 14 6.5. Test Result ..................................................................................................................................... 14 7. OCCUPIED BANDWIDTH ........................................................................................................ 18 7.1. Block Diagram of Test Setup....................................................................................................... 18 7.2. Rules and specifications .............................................................................................................. 18 7.3. Test Procedure .............................................................................................................................. 18 7.4. Test Result ..........................................................................................................................…

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M/N: SC-S-D02 Radiated Emission test M/N: SC-S-D02 Conducted Emission test