2A9Q9-EPB-SV24Sovereign 4000mAh Power Bank

ShenZhen Zhongyi Technology CO., Ltd. 2.911 (d)(5)(i) Equipment Type Attestation v1.2 Section 2.911(d)(5)(i) Certification – Equipment Type Company name: ShenZhen Zhongyi Technology CO., Ltd. Address: Room 401, No.4 Road One, Shangxue Science and Technology City, Xinxue Community, Bantian Street, Longgang District, Shenzhen, China Product Name: Sovereign 4000mAh Power Bank FCC ID: 2A9Q9-EPB-SV24 Model(s):EPB-SV24, W005Q 2.911(d)(5)(i) Equipment Type We, [ShenZhen Zhongyi Technology CO., Ltd.] (“the applicant”) certify that the equipment for which authorization is sought through certification is not:  Prohibited from receiving an equipment authorization pursuant to § 2.903; of the FCC rules.  Identified as an equipment type in the “Covered List” NOTE 1 Yours sincerely, Name: Merry Yu Date: Nov. 28, 2023 Title: Manager Company name: ShenZhen Zhongyi Technology CO., Ltd. Signature: NOTE 1 “Covered List ”; is the List of Equipment and Services Covered By Section 2 of The Secure Networks Act, available at https://www.fcc.gov/supplychain/coveredlist References; 1) 986446 D01 Covered Equipment v01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2) Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

ShenZhen Zhongyi Technology CO., Ltd. 2.911 (d)(5)(ii) Applicant Attestation v1.3 Section 2.911(d)(5)(ii) Certification – Applicant (Covered List ) Company name: ShenZhen Zhongyi Technology CO., Ltd. Address: Room 401, No.4 Road One, Shangxue Science and Technology City, Xinxue Community, Bantian Street, Longgang District, Shenzhen, China Product Name: Sovereign 4000mAh Power Bank FCC ID: 2A9Q9-EPB-SV24 Model(s):EPB-SV24, W005Q 2.911(d)(5)(ii) Applicant filing We, [ShenZhen Zhongyi Technology CO., Ltd.] (“the applicant”) certify that, as of the date of the filing of the application, the applicant is not identified NOTE 1 on the “Covered List” NOTE 2 ,established pursuant to §1.50002 of this chapter, as an entity producing covered communications equipment. Yours sincerely, Name: Merry Yu Date: Nov. 28, 2023 Title: Manager Company name: ShenZhen Zhongyi Technology CO., Ltd. Signature: NOTE 1 Delete option not applicable to this application. NOTE 2 “Covered List ”; is the List of Equipment and Services Covered By Section 2 of The Secure Networks Act, available at https://www.fcc.gov/supplychain/coveredlist References; 1) 986446 D01 Covered Equipment v01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2) Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

ShenZhen Zhongyi Technology CO., Ltd. 2.911 (d)(7)USA Agentv1.3 Section 2.911(d)(7) USA Agent for Service of Process Company name: ShenZhen Zhongyi Technology CO., Ltd. Address: Room 401, No.4 Road One, Shangxue Science and Technology City, Xinxue Community, Bantian Street, Longgang District, Shenzhen, China Product Name: Sovereign 4000mAh Power Bank FCC ID: 2A9Q9-EPB-SV24 Model(s):EPB-SV24, W005Q 2.911(d)(7) USA Designated Agent for Service of Process We, [ShenZhen Zhongyi Technology CO., Ltd.] (“the applicant”) designate [ USA MEIHUA TRADING INC ] NOTE1 for the purpose of accepting service of process on behalf of the applicant. Applicant consent:We Acknowledgeour consent to accept service of process in the United States for matters related to the applicable equipment, and at the physical U.S. address and email address of the designated agent and acknowledgeour acceptance of our obligation to maintain an agent for service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. Agent obligation:We Acknowledgeourobligation to accept service of process in the United States for matters related to the applicable equipment at our physical U.S. address and email addressfor no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. ShenZhen Zhongyi Technology CO., Ltd. 2.911 (d)(7)USA Agentv1.3 USA Agent Company name: USA MEIHUA TRADING INC Address: 5379 Pine Valley Ct Boulder CO 80301 United States FCC Registration Number (FRN): 0033406166 Contact Name:Harley Quinn Telephone No: Email: [email protected] Applicant Company name: ShenZhen Zhongyi Technology CO., Ltd. Address: Room 401, No.4 Road One, Shangxue Science and Technology City, Xinxue Community, Bantian Street, Longgang District, Shenzhen, China FCC Registration Number (FRN): 0033187147 FCC Grantee Code: 2A9Q9 Contact Name: Merry Yu Telephone No: 0755-89501773 Email: [email protected] Signature: Title: Signature: Title: Manager Date: Nov. 21, 2023 Date: Nov. 21, 2023 NOTE 1: An applicant located in the United States may designate itself as the agent for service of process. Reference;Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-nation al-security-threats-to-the-communications-supply-chain-through-the

ShenZhen Zhongyi Technology CO., Ltd. Agent Authorization Company: ShenZhen Zhongyi Technology CO., Ltd. Address: Room 401, No.4 Road One, Shangxue Science and Technology City, Xinxue Community, Bantian Street, Longgang District, Shenzhen, China Product Name: Sovereign 4000mAh Power Bank Model Number(s): EPB-SV24, W005Q Product Description: Sovereign 4000mAh Power Bank We authorize MiCOM Labs Inc., 575 Boulder Court, Pleasanton, California 94566, USA, to act on our behalf on all matters concerning the certification of above named equipment. We declare that MiCOM Labs Inc. is allowed to forward all information related to the approval and certification of equipment to the regulatory agencies as required and to discuss any issues concerning the approval application. Any and all acts carried out by MiCOM Labs on our behalf shall have the same effect as acts of our own. Signature: Date: Nov. 28, 2023 Name: Merry Yu Title: Manager Company: ShenZhen Zhongyi Technology CO., Ltd.

ShenZhen Zhongyi Technology CO., Ltd. Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: Nov. 28, 2023 Subject; Request for Confidentiality FCC ID: 2A9Q9-EPB-SV24 To Whom It May Concern, Pursuant to the provisions of the Commission’s rules Title 47 Sections §0.457 and §0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Parts List Operational Description Tune-up Procedure In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR §2.803 and the importation rules in Title 47 CFR §2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s); External Photos Test Setup Photos Internal Photos User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuant to KDB 726920 D01. It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Merry Yu Title: Manager

ShenZhen Zhongyi Technology CO., Ltd. Model Difference Declaration To Whom It May Concern, We, ShenZhen Zhongyi Technology CO., Ltd. (Sovereign 4000mAh Power Bank) ; Trade Mark: N/A; Model Number: EPB-SV24, W005Q; All model’s the function, software and electric circuit are the same, only with a product color and model named different. Test sample model: EPB-SV24. Please contact me if you have any question. Signature: Date: Nov. 28, 2023 Name: Merry Yu Title: Manager

Annex A External Photos Report No.: HK2311135404-1E/2E Page 1 of 4 Report No.: HK2311135404-1E/2E Page 2 of 4 Report No.: HK2311135404-1E/2E Page 3 of 4 Report No.: HK2311135404-1E/2E Page 4 of 4

FCC ID LABEL: Ca. 5mm x 10mm Label Location FCC ID: 2A9Q9-EPB-SV24

Annex B Internal Photo Report No.: HK2311135404-1E/2E Page 1 of 3 \ Coil Antenna Report No.: HK2311135404-1E/2E Page 2 of 3 Report No.: HK2311135404-1E/2E Page 3 of 3

Page 1 of 23 Report No.: HK2311135404-1E FCC Test Report Test Report On Behalf of ShenZhen Zhongyi Technology CO., Ltd. For Sovereign 4000mAh Power Bank Model No.: EPB-SV24, W005Q FCC ID: 2A9Q9-EPB-SV24 Prepared For: ShenZhen Zhongyi Technology CO., Ltd. Room 401, No.4 Road One, Shangxue Science and Technology City, Xinxue Community, Bantian Street, Longgang District, Shenzhen, China Prepared By: Shenzhen HUAK Testing Technology Co., Ltd. 1-2/F., Building B2, Junfeng Zhongcheng Zhizao Innovation Park, Heping, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Date of Test: Nov. 13, 2023 ~ Nov. 21, 2023 Date of Report: Nov. 21, 2023 Report Number: HK2311135404-1E Page 2 of 23 Report No.: HK2311135404-1E Test Result Certification Applicant’s Name ................. : ShenZhen Zhongyi Technology CO., Ltd. Address.................................. : Room 401, No.4 Road One, Shangxue Science and Technology City, Xinxue Community, Bantian Street, Longgang District, Shenzhen, China Manufacture's Name ............ : ShenZhen Zhongyi Technology CO., Ltd. Address.................................. : Room 401, No.4 Road One, Shangxue Science and Technology City, Xinxue Community, Bantian Street, Longgang District, Shenzhen, China Product Description Trade Mark ................................ : N/A Product Name ........................... : Sovereign 4000mAh Power Bank Model and/or Type Reference: EPB-SV24, W005Q Standards ............................. : FCC CFR 47 PART 18 This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen HUAK Testing Technology Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen HUAK Testing Technology Co., Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Date of Test ............................................ : Date (s) of Performance of Tests ............ : Nov. 13, 2023 ~ Nov. 21, 2023 Date of Issue ........................................... : Nov. 21, 2023 Test Result ............................................... : Pass Testing Engineer : (Gary Qian) Technical Manager : (Eden Hu) Authorized Signatory : (Jason Zhou) Page 3 of 23 Report No.: HK2311135404-1E Table of Contents Page 1 . Test Summary 5 1.1 . Test Procedures and Results 5 1.2 . Information of the Test Laboratory 5 1.3 . Measurement Uncertainty 5 2. General Information 6 2.1. General Description of EUT 6 2.2. Carrier Frequency of Channels 7 2.3. Operation of EUT during Testing 7 2.4. Description of Test Setup 8 2.5. Description of Support Units 9 2.6. Measurement Instruments List 10 3. Conducted Emission Test 11 3.1. Block Diagram of Test Setup 11 3.2. Conducted Power Line Emission Limit 11 3.3. Test Procedure 11 3.4. Test Result 12 4. Radiated Emissions 14 4.1. Block Diagram of Test Setup 14 4.2. Rules and Specifications 15 4.3. Test Procedure 15 4.4. Test Result 16 5. Antenna Requirement 19 6. Photograph of Test 20 7. Photos of the EUT 23 Page 4 of 23 Report No.: HK2311135404-1E ** Modified History ** Revision Description Issued Data Remark Revision 1.0 Initial Test Report Release Nov. 21, 2023 Jason Zhou Page 5 of 23 Report No.: HK2311135404-1E 1. Test Summary 1.1. Test Procedures and Results Description of Test Section Number Result Conducted Emissions Test 18.307 COMPLIANT Radiated Emission Test 18.305 COMPLIANT Note: 1. PASS: Test item meets the requirement. 2. Fail: Test item does not meet the requirement. 3. N/A: Test case does not apply to the test object. 4. The test result judgment is decided by the limit of test standard. 1.2. Information of the Test Laboratory Shenzhen HUAK Testing Technology Co., Ltd. Add.: 1-2/F., Building B2, Junfeng Zhongcheng Zhizao Innovation Park, Heping, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Testing Laboratory Authorization： A2LA Accreditation Code is 4781.01. FCC Designation Number is CN1229. Canada IC CAB identifier is CN0045. CNAS Registration Number is L9589. 1.3. Measurement Uncertainty Measurement Uncertainty Conducted Emission Expanded Uncertainty =2.71dB, k=2 Radiated emission expanded uncertainty(9kHz-30MHz) = 3.90dB, k=2 Radiated emission expanded uncertainty(30MHz-1000MHz)= 3.90dB, k=2 Radiated emission expanded uncertainty(Above 1GHz) = 4.28dB, k=2 Page 6 of 23 Report No.: HK2311135404-1E 2. General Information 2.1. General Description of EUT Equipment: Sovereign 4000mAh Power Bank Model Name: EPB-SV24 Series Models: W005Q Model Difference: All model’s the function, software and electric circuit are the same, only with a product color and model named different. Test sample mode: EPB-SV24. Trade Mark: N/A FCC ID: 2A9Q9-EPB-SV24 Antenna Type: Coil Antenna Antenna Gain: 0dBi Operation Frequency: 112KHz~205KHz Test Frequency: 112KHz Modulation Type: ASK Power Source: USB-C Input / Output: DC 5V/2A USB Output: DC 5V/2A Wireless Output: 5W Capacity:4000mAh/3.7V, 14.8Wh Power Rating: USB-C Input / Output: DC 5V/2A USB Output: DC 5V/2A Wireless Output: 5W Capacity:4000mAh/3.7V, 14.8Wh Page 7 of 23 Report No.: HK2311135404-1E 2.2. Carrier Frequency of Channels Operation Frequency each of channel Channel Frequency 01 112KHz 2.3. Operation of EUT during Testing Test Item Test mode Description Radiated & Conducted test cases Mode 1AC/DC Adapter+ EUT +Wireless load (Full Load) Mode 2AC/DC Adapter+ EUT +Wireless load (Half Load) Mode 3AC/DC Adapter+ EUT +Wireless load (Null Load) Mode 4EUT +Wireless load (Full Load) Mode 5EUT +Wireless load (Half Load) Mode 6EUT +Wireless load (Null Load) Note: 1. All modes and configurations above have been tested, Only the result of the worst case was recorded in the report, the worst-case configuration is Mode 1. 2. For Radiated Emission, 3axis were chosen for testing for each applicable mode. 3. The wireless load replaces the Mobile Phone by Lab. 4. According to the manufacturer's design principle, the …

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Test Model：EPB-SV24 Radiated Emission AC Mode: DC Mode: Conducted Emission