2AZV4-SAVIOR300Portable power station

Shenzhen wanmai technology innovation Co., LTD. 501,5th Fir,BLDG 4,Pingshan Minqi Technology Park No.65 LishanRoad,Pingshan Community,Taoyuan Street,Nanshan District, Shenzhen,GuangDong 518055 China Tel: 86-0755-84652162 Email: [email protected] Date: 2021-06-11 Portable power station Similarity Declaration Dear Sir or Madam, FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Dear Sir or Madam, We , Shenzhen wanmai technology innovation Co., LT D. hereby declare that we have a product named as Portable power station (Model number: Savior 300 FCC ID: 2AZV4-SAVIOR300) was tested by BACL(Shenzhen). Meanwhile, for our marketing purpose, we would like to list a series models (Savior C300T，A15003 ) on reports and certificate. All of the models are electrically identical, but the difference among them is model name. We confirm that all information above is true, and we’ll be responsible for all the consequences. Please contact me if you have any question. Signature: Xiaoyan Liu Title: Management Support Manager

Shenzhen wanmai technology innovation Co., LTD 501,5th Fir,BLDG 4,Pingshan Minqi Technology Park No.65 LishanRoad,Pingshan Community,Taoyuan Street,Nanshan District, Shenzhen,GuangDong 518055 China Tel: 86-0755-84652162 Email: [email protected] FCC Confidential Authorization Date: 2021-06-09 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID: 2AZV4-SAVIOR300 In accordance with Sections 0.457 and 0.459 of the Commission’s Rules, Shenzhen wanmai technology innovation 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, Signature: Xiaoyan Liu Title: Management Support Manager

Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF Page 1 of 5 EXHIBIT B - EUT EXTERNAL PHOTOGRAPHS Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF Page 2 of 5 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF Page 3 of 5 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF Page 4 of 5 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF Page 5 of 5

Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF 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)

Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF Page 1 of 8 EXHIBIT C - EUT INTERNAL PHOTOGRAPHS Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF Page 2 of 8 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF Page 3 of 8 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF Page 4 of 8 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF Page 5 of 8 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF Page 6 of 8 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF Page 7 of 8 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF Page 8 of 8

Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: SZ4210413-11206E-00 FCC Part 15C Page 9 of 21 FCC §1.1310, §2.1091- MAXIMUM PERMISSIBLE EXPOSURE (MPE) 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 KDB 680106 D01 RF Exposure Wireless Charging App v03r01 clause 5 b) Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: SZ4210413-11206E-00 FCC Part 15C Page 10 of 21 Block Diagram of Test Setup Note: 20 cm for Top test. Test Data Environmental Conditions Temperature:25.6 °C Relative Humidity: 56 % ATM Pressure: 101.0 kPa The testing was performed by Zero Yan on 2021-05-31. Test Mode: Wireless Charging 15cm Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: SZ4210413-11206E-00 FCC Part 15C Page 11 of 21 H-Field Strength 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) 110-148 0.108 0.164 0.137 0.146 0.274 0.815 1.63 E-Field Strength 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) 110-148 1.356 1.247 2.315 1.657 2.524 307 614 Note: Test with 15cm distance from the center of the probe(s) to the edge of the device, 20cm from the center of the probe(s) to the top of the device. Result: Pass 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 110-148kHz. (2) Output power from each primary coil is less than or equal to 15 watts. Yes, the maximum output power of primary coil is 10Watts. (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 one primary coils to 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.

Note: This report may contain data that are not covered by the A2LA accreditation and are marked with an asterisk “★”. BACL 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 an asterisk ’*’. Customer model name, addresses, names, trademarks etc. are not considered data. This report cannot be reproduced except in full, without prior written approval of the Company. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested. FCC PART 15C TEST REPORT For Shenzhen wanmai technology innovation Co., LTD 501,5th Fir,BLDG 4,Pingshan Minqi Technology Park No.65 LishanRoad,Pingshan Community,Taoyuan Street,Nanshan District, Shenzhen,GuangDong 518055 China Report Type: Original Report Product Type: Portable power station Re port Number: SZ4210413-11206E-00 Re port Date: 2021-06-08 Reviewed B y: Jacob Kong RF En gineer Prepared By: Bay Area Compliance Laboratories Corp. (Shenzhen) 5F(B-West) ,6F,7F,the 3rd Phase of Wan Li Industrial Building D,Shihua Rd, FuTian Free Trade Zone, Shenzhen, China Tel: +86-755-33320018 Fax: +86-755-33320008 www.baclcorp.com.cn FCC ID: 2AZV4-SAVIOR300 Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: SZ4210413-11206E-00 FCC Part 15C Page 2 of 21 TABLE OF CONTENTS GENERAL INFORMATION ....................................................................................................................................... 3 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ..................................................................................... 3 OBJECTIVE ................................................................................................................................................................... 3 TEST METHODOLOGY .................................................................................................................................................. 3 MEASUREMENT UNCERTAINTY .................................................................................................................................... 4 TEST FACILITY ............................................................................................................................................................. 4 SYSTEM TEST CONFIGURATION .......................................................................................................................... 5 JUSTIFICATION ............................................................................................................................................................. 5 EUT EXERCISE SOFTWARE .......................................................................................................................................... 5 LOCAL SUPPORT EQUIPMENT ....................................................................................................................................... 5 EXTERNAL I/O CABLE .................................................................................................................................................. 5 BLOCK DIAGRAM OF TEST SETUP ................................................................................................................................ 6 SUMMARY OF TEST RESULTS ............................................................................................................................... 7 TEST EQUIPMENT LIST ........................................................................................................................................... 8 FCC §1.1310, §2.1091- MAXIMUM PERMISSIBLE EXPOSURE (MPE) ............................................................. 9 APPLICABLE STANDARD .............................................................................................................................................. 9 BLOCK DIAGRAM OF TEST SETUP .............................................................................................................................. 10 TEST DATA ................................................................................................................................................................ 10 FCC§15.203 – ANTENNA REQUIREMENT ........................................................................................................... 12 APPLICABLE STANDARD ............................................................................................................................................ 12 ANTENNA CONNECTED CONSTRUCTION .................................................................................................................... 12 FCC §15.207 – AC LINE CONDUCTED EMISSION ............................................................................................. 13 APPLICABLE STANDARD ............................................................................................................................................ 13 EUT SETUP ................................................................................................................................................................ 13 EMI TEST RECEIVER SETUP ....................................................................................................................................... 13 TEST PROCEDURE ...................................................................................................................................................... 13 CORRECTED FACTOR & MARGIN CALCULATION ....................................................................................................... 14 TEST DATA ................................................................................................................................................................ 14 FCC §15.205 & §15.209 - RADIATED EMISSIONS TEST .................................................................................... 17 APPLICABLE STANDARD ..............…

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Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF Page 1 of 7 EXHIBIT D - TEST SETUP PHOTOGRAPHS Conducted Emissions - Front View Conducted Emissions - Side View Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF Page 2 of 7 Radiated Emissions View (9k-30MHz) Radiated Emissions View (30MHz-1GHz) Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF Page 3 of 7 H-Field Strength View Position A (Distance 15cm) Position B (Distance 15cm) Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF Page 4 of 7 Position C (Distance 15cm) Position D (Distance 15cm) Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF Page 5 of 7 Position E (Distance 20cm) E-Field Strength View Position A (Distance 15cm) Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF Page 6 of 7 Position B (Distance 15cm) Position C (Distance 15cm) Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ4210413-11206E-RF Page 7 of 7 Position D (Distance 15cm) Position E (Distance 20cm)