2AMNT-PUP-0434STATIK STATE POWERBANK

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. Caution: Any changes or modifications to this device not explicitly approved by manufacturer could void your authority to operate this 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. The device has been evaluated to meet general RF exposure requirement. FCC Warning Statement:

Curv Group LLC June 10, 2026 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(i) request for FCC ID: 2AMNT-PUP-0434 [Curv Group LLC] (“the applicant”) 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. We also certify that, as of the date of the filing of the application, the equipment does not utilize cyber-security or anti-virus software from Kaspersky Lab, Inc, or any of its successors and assignees, which is also on the “covered list”. Sincerely, Michael Mike Curv Group LLC June 10, 2026 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(ii) request for FCC ID: 2AMNT-PUP-0434 [Curv Group LLC] (“the applicant”) 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, Michael Mike

1/1 US Agent for Service of Process LETTER OF ATTESTATION TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 US Agent for Service of Process: Company name: Curv Group LLC FRN: 0026640565 Contact Name: Michael Mike Address: 860 BONNIE LN, ELK GROVE VILLAGE IL 60007, UNITED STATES Telephone No: (+01)8476360101 Email: [email protected] Applicant: Company name: Curv Group LLC Grantee Code: 2AMNT FCC ID: 2AMNT-PUP-0434 FRN: 0026640565 Contact Name: Michael Mike Address: 860 BONNIE LN, ELK GROVE VILLAGE IL 60007, UNITED STATES Telephone No: (+01)8476360101 Fax No: (+01)8476360101 Email: [email protected] Curv Group LLC certifies that, as of the date of this filing of the application with the TCB, [Curv Group LLC] is our designated US agent for service of process for the above referenced FCC ID. Curv Group LLC accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any commission related proceeding involving equipment. [Curv Group LLC] accepts, as of the date of the filing of the application, the obligation of the designated US agent for service of process for the above reference FCC ID. The US Agent for Service of Process is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. The Applicant is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. Date: 2026-06-10 Applicant’s Name: Michael Mike US Agent’s Name: Michael Mike Title: CEO Title: CEO Signature: Signature:

CURV GROUP LLC Difference Description We CURV GROUP LLC state: Product name: STATIK STATE POWERBANK Model(s): PUP-0434-BLK, PUP-0434, PUP-0434-CHR All the models are electrical identical including the same software parameter and hardware design (i.e., circuit design, PCB Layout, RF module/circuit, antenna type(s) and antenna location, components on PCB, etc.,), same mechanical structure and design (including product enclosure, materials, etc.,), the only difference is the model name. Signature: June 18, 2026 Name: Michael Mike Position: CEO Company Name: CURV GROUP LLC Address: 860 BONNIE LN ELK GROVE VILLAGE IL 60007 UNITED STATES Tel: (+01)8476360101 Fax: (+01)8476360101 Email: [email protected]

Curv Group LLC 6/10/2026 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR Product Name: STATIK STATE POWERBANK FCC ID: 2AMNT-PUP-0434 Model(s): PUP-0434-BLK, PUP-0434, PUP-0434-CHR To Whom It May Concern: This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the (Schematic Diagram, Block Diagram, Operational Description) required to be submitted with this application be permanently withheld from public review. 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 Please contact me if there is any information you may need. Sincerely, Signature: June 10, 2026 Name Michael Mike Position CEO Company Name Curv Group LLC Address 860 BONNIE LN, ELK GROVE VILLAGE IL 60007, UNITED STATES Tel (+01)8476360101 Fax (+01)8476360101 Email [email protected]

Curv Group LLC 6/10/2026 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize (Shenzhen PSI Testing Co., Ltd.) 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). This agreement expires one year from the current date. Sincerely, Signature: June 10, 2026 Name Michael Mike Position CEO Company Name Curv Group LLC Address 860 BONNIE LN, ELK GROVE VILLAGE IL 60007, UNITED STATES Tel (+01)8476360101 Fax (+01)8476360101 Email [email protected]

Page 1 of 5 Report No.: psi2604149-C01-R04 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Appendix II external photos FCC ID: 2AMNT-PUP-0434 Page 2 of 5 Report No.: psi2604149-C01-R04 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 3 of 5 Report No.: psi2604149-C01-R04 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 4 of 5 Report No.: psi2604149-C01-R04 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 5 of 5 Report No.: psi2604149-C01-R04 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China ------End------

Label and Location Material: Silk-screen Font color: White Size: L: 3cm*W: 1cm Label and Location W FCC ID: 2AMNT-PUP-0434 Model No.: PUP-0434-BLK L

Page 1 of 3 Report No.: psi2604149-C01-R04 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Appendix III internal photos FCC ID: 2AMNT-PUP-0434 WPT ANT Page 2 of 3 Report No.: psi2604149-C01-R04 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 3 of 3 Report No.: psi2604149-C01-R04 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China ------End------

Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Page 1 of 18 Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao’an District, Shenzhen, Guangdong, China FCC TEST REPORT FCC ID: 2AMNT-PUP-0434 On Behalf of Curv Group LLC STATIK STATE POWERBANK Model No.: PUP-0434-BLK, PUP-0434, PUP-0434-CHR Prepared for : Curv Group LLC Address : 860 BONNIE LN, ELK GROVE VILLAGE IL 60007, UNITED STATES Prepared By : Shenzhen PSI Testing Co., Ltd. Address : 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao’an District, Shenzhen, Guangdong, China Report Number : psi2604149-C01-R05 Date of Receipt : May 14, 2026 Date of Test : May 15, 2026 –May 29, 2026 Date of Report : May 29, 2026 Version Number : V0 Page 2 of 18 Report No.: psi2604149-C01-R05 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao’an District, Shenzhen, Guangdong, China TABLE OF CONTENTS Description Page 1. Test Result Summary ................................................................................................................................ 5 2. EUT Description ......................................................................................................................................... 6 2.1. DESCRIPTION OF DEVICE (EUT) ............................................................................................................. 6 2.2. ACCESSORIES OF DEVICE (EUT) ............................................................................................................ 7 2.3. TESTED SUPPORTING SYSTEM DETAILS ................................................................................................. 7 2.4. BLOCK DIAGRAM OF CONNECTION BETWEEN EUT AND SIMULATORS ....................................................... 7 2.5. DESCRIPTION OF TEST MODES ............................................................................................................... 8 2.6. TEST CONDITIONS ................................................................................................................................. 8 2.7. TEST FACILITY ...................................................................................................................................... 9 2.8. MEASUREMENT UNCERTAINTY ............................................................................................................... 9 3. Test Results and Measurement Data ..................................................................................................... 10 3.1. RF EXPOSURE TEST ....................................................................................................................... 10 4. Photos of test setup ................................................................................................................................ 18 Page 3 of 18 Report No.: psi2604149-C01-R05 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao’an District, Shenzhen, Guangdong, China TEST REPORT DECLARATION Applicant : Curv Group LLC Address : 860 BONNIE LN, ELK GROVE VILLAGE IL 60007, UNITED STATES Manufacturer : Curv Group LLC Address : 860 BONNIE LN, ELK GROVE VILLAGE IL 60007, UNITED STATES EUT Description : STATIK STATE POWERBANK (A) Model No. : PUP-0434-BLK, PUP-0434, PUP-0434-CHR (B) Trademark : Statik Measurement Standard Used: FCC CFR 47 PART 1, FCC CFR 47 part1, 1.1307(b), 1.1310, 2.1093 KDB 680106 D01 Wireless Power Transfer v04 Test Result: PASS The device described above is tested by Shenzhen PSI Testing Co., Ltd. to determine the maximum emission levels emanating from the device and the severe levels of the device can endure and its performance criterion. The test results are contained in this test report and Shenzhen PSI Testing Co., Ltd. is assumed full responsibility for the accuracy and completeness test. Also, this report shows that the EUT is technically compliant with the KDB 680106 D01 requirements. This report applies to above tested sample only. This report shall not be reproduced in parts without written approval of Shenzhen PSI Testing Co., Ltd. Tested by (name + signature).............: Jensen Wang Test Engineer Approved by (name + signature).......: Simple Guan Project Manager Date of issue................................: May 29, 2026 Page 4 of 18 Report No.: psi2604149-C01-R05 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao’an District, Shenzhen, Guangdong, China Revision History Revision Issue Date Revisions Revised By V0 May 29, 2026 Initial released Issue Jensen Wang Page 5 of 18 Report No.: psi2604149-C01-R05 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao’an District, Shenzhen, Guangdong, China 1. Test Result Summary Requirement CFR 47 Section Result RF EXPOSURE §1.1307(b)(1), §1.1310, §2.1093 & KDB680106 D01 PASS 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. 5. Decision rules for the conclusion of this test report: decision by actual test data without considering measurement uncertainty. Page 6 of 18 Report No.: psi2604149-C01-R05 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial P…

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天夏 Page 1 of 3 承 認 書 SPECIFICATION FOR APPROVAL 客 戶 産 品 品： CUST P/N: 産 品 型 號： 日 CUSTOMER: FINE P/N: 産 品 DESC: 期 DATE: 5091 版 本： Version: A.0 擬制 PREPARED BY 審核 CHECKED BY 批准 APPROVED BY 客戶承認 CUSTOMER APPROVE 张燕 罗勇军 深圳市天夏科技有限公司 地址：深圳市宝安区33区C33科创园523- 525 TEL：18718699959 E-mail：[email protected] TX- TX41.5*0.6-10TS-0.08*24P*2-6.5UH-45MM 天夏 Page 2 of 3 版本變更履歷 Version Change History 版本 Rev. 變 更 前 Before Change 變 更 後 After Change 更 改 日 期 Change Date 批 准 Approved By A.0 新发行 ---- 5091罗勇军 天夏 Page 3 of 3 SPECIFICATION 産 品 DESC 版 本 Rev： 41.56024*2 --6845 A.0 客户料号 客戶CUST: CUST P/N: 一、尺寸DIMENSION:(mm) 二、原理图SCHEMATIC DIAGRAM A 20.5±0.5 B 38±1 C 41.5MAX D 45±1.5 E F 3±1 5.3±0.3 H G 0.6±0.06 1.6±0.05 注： 1. 2. 3.4MM 4. 三、绕线参数Winding Specification: 序号 NO. 端子 TERMINAL 线径 WIRE 圈数 Turns 绕线方向 Winding Direction 1 S F 0.08*24P*210Ts CCW 四、电气特性ELECTRICAL CHARACTERISTICS: 温度TEMPERATURE:25±10°C, 湿度RELATIVE HUMIDITY:65±20% 序号 NO. 项目 ITEM 端子 TERMINAL 标准 SPECIFICATION 测试条件 TEST FREQUENCY 测试仪器 TEST EQUIPMENTS 1 IND.S-F4.0uH±10% 擬制/日期PREPARED BY/DATE 審核/日期CHECKED BY/DATE 张燕2025/09/1 2025/09/1 100KHz/1.0V 100KHz/1.0V 100KHz/1.0V LCR METER 106X LCR METER 106X LCR METER 106X IND. DCR S-F S-F 130mΩ 6.5uH±10% Max 2 3

Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Page 1 of 27 Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao’an District, Shenzhen, Guangdong, China FCC TEST REPORT FCC ID: 2AMNT-PUP-0434 On Behalf of Curv Group LLC STATIK STATE POWERBANK Model No.: PUP-0434-BLK, PUP-0434, PUP-0434-CHR Prepared for : Curv Group LLC Address : 860 BONNIE LN, ELK GROVE VILLAGE IL 60007, UNITED STATES Prepared By : Shenzhen PSI Testing Co., Ltd. Address : 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao’an District, Shenzhen, Guangdong, China Report Number : psi2604149-C01-R04 Date of Receipt : May 14, 2026 Date of Test : May 15, 2026 –May 29, 2026 Date of Report : May 29, 2026 Version Number : V0 Page 2 of 27 Report No.: psi2604149-C01-R04 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao’an District, Shenzhen, Guangdong, China TABLE OF CONTENTS Description Page 1. Test Result Summary ................................................................................................................................ 5 2. General Information ................................................................................................................................... 6 2.1. DESCRIPTION OF DEVICE (EUT) ............................................................................................................. 6 2.2. ACCESSORIES OF DEVICE (EUT) ............................................................................................................ 7 2.3. TESTED SUPPORTING SYSTEM DETAILS ................................................................................................. 7 2.4. BLOCK DIAGRAM OF CONNECTION BETWEEN EUT AND SIMULATORS ....................................................... 7 2.5. DESCRIPTION OF TEST MODES ............................................................................................................... 7 2.6. TEST CONDITIONS ................................................................................................................................. 8 2.7. TEST FACILITY ...................................................................................................................................... 8 2.8. MEASUREMENT UNCERTAINTY ............................................................................................................... 8 2.9. TEST EQUIPMENT LIST ........................................................................................................................... 9 3. Test Results and Measurement Data ..................................................................................................... 10 3.1. CONDUCTED EMISSION ........................................................................................................................ 10 3.2. RADIATED SPURIOUS EMISSION MEASUREMENT ................................................................................... 14 3.3. TEST SPECIFICATION ........................................................................................................................... 24 4. Photos of test setup ................................................................................................................................ 27 5. Photos of EUT .......................................................................................................................................... 27 Page 3 of 27 Report No.: psi2604149-C01-R04 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao’an District, Shenzhen, Guangdong, China TEST REPORT DECLARATION Applicant : Curv Group LLC Address : 860 BONNIE LN, ELK GROVE VILLAGE IL 60007, UNITED STATES Manufacturer : Curv Group LLC Address : 860 BONNIE LN, ELK GROVE VILLAGE IL 60007, UNITED STATES EUT Description : STATIK STATE POWERBANK (A) Model No. : PUP-0434-BLK, PUP-0434, PUP-0434-CHR (B) Trademark : Statik Measurement Standard Used: FCC CFR Title 47 Part 15 Subpart C ANSI C63.10-2020+Cor 1-2023 Test Result: PASS The device described above is tested by Shenzhen PSI Testing Co., Ltd. to determine the maximum emission levels emanating from the device and the severe levels of the device can endure and its performance criterion. The test results are contained in this test report and Shenzhen PSI Testing Co., Ltd. is assumed full responsibility for the accuracy and completeness of test. Also, this report shows that the EUT is technically compliant with the FCC CFR Title 47 Part 15 Subpart C requirements. This report applies to above tested sample only. This report shall not be reproduced in parts without written approval of Shenzhen PSI Testing Co., Ltd. Tested by (name + signature).............: Jensen Wang Test Engineer Approved by (name + signature).......: Simple Guan Project Manager Date of issue................................: May 29, 2026 Page 4 of 27 Report No.: psi2604149-C01-R04 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao’an District, Shenzhen, Guangdong, China Revision History Revision Issue Date Revisions Revised By V0 May 29, 2026 Initial released Issue Jensen Wang Page 5 of 27 Report No.: psi2604149-C01-R04 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao’an District, Shenzhen, Guangdong, China 1. Test Result Summary Requirement CFR 47 Section Result Antenna requirement §15.203 PASS AC P…

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Page 1 of 2 Report No.: psi2604149-C01-R04 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Appendix I Test Setup Photo FCC ID: 2AMNT-PUP-0434 Spurious Radiation Emissions Test (<30M) Spurious Radiation Emissions Test (<1G) Page 2 of 2 Report No.: psi2604149-C01-R04 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Conducted emission Test ------End------