2A5QI-DM919GPS Fence

Attestation Statements (July 18, 2024) TO: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046, USA RE: Attestation Statements Part 2.911(d)(7) request for (FCC ID: 2A5QI-DM919 ) (ShenzhenSenhaiyunyeTechnologyCo.,LTD), the undersigned, hereby authorize (NEWENERGYER LIMITED) to act as our designated U.S. agent for service of process, (ShenzhenSenhaiyunyeTechnologyCo.,LTD) 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 the equipment. (NEWENERGYER LIMITED) accepts the responsibility to act as designated U.S. agent for service of process, provides 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 the equipment. Applicant Information： Company name: ShenzhenSenhaiyunyeTechnologyCo.,LTD Contact Name: Bing Tan Address: Floor5th, BuildingB2, No.3IndustrialArea, DawangshanCommunity, ShajingStreet, Bao'anDistrict, Shenzhen, China Telephone No: 13538214502 Email: [email protected] FRN: 0032105371 Signature [Bing Tan] U.S. Agent Information: Company Name: NEWENERGYER LIMITED Address: 1818 S Patton Ct, Denver, CO, 80219 Contact Name: CHUN LIU Telephone No: 213 289 5042 Email: [email protected] FRN: 0034665885 Signature [CHUN LIU]

(ShenzhenSenhaiyunyeTechnologyCo.,LTD) (July 18, 2024) 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: 2A5QI-DM919) [ShenzhenSenhaiyunyeTechnologyCo.,LTD] (“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. Sincerely, (Applicant signature) (Applicant printed name) Bing Tan (ShenzhenSenhaiyunyeTechnologyCo.,LTD) (July 18, 2024) 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: 2A5QI-DM919) [ShenzhenSenhaiyunyeTechnologyCo.,LTD] (“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, (Applicant signature) (Applicant printed name) Bing Tan

ShenzhenSenhaiyunyeTechnologyCo.,LTD (July 18, 2024) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR (GPS Fence / DM-919 / FCC ID: 2A5QI- DM919) 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 Exhibits Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location No No Attestation Statement No No External Photos No ☐ Block Diagram ☒ ☐ Schematics ☒ ☐ Test Report No No Test Setup Photos No ☐ User’s Manual ☐ NOTE 1 ☒ Internal Photos ☐ NOTE 1 ☒ Parts List / Tune Up ☐ ☐ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No No SDR Software / Security Info ☐ No required to be submitted with this application be permanently withheld from public review. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. Please contact me if there is any information you may need. Sincerely, Signature: Name: Bing Tan Title: Engineer

ShenzhenSenhaiyunyeTechnologyCo.,LTD (July 18, 2024) 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 CTB Testing Technology 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: Name: Bing Tan Title: Engineer

Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 1 of 3 Model: DM-919 External Photos Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 2 of 3 Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 3 of 3

FCC ID LABEL: Label Location: FCC ID: 2A5QI-DM919 Model No.: DM-919

Ver. A.1 Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 1 / 17 EMC TEST REPORT Product Name: GPS Fence FCC ID: 2A5QI-DM919 Trade mark: N/A Model No.: DM-919 S/N: / Report No.: CTB240716043EX Applicant: ShenzhenSenhaiyunyeTechnologyCo.,LTD Address: Floor5th, BuildingB2, No.3IndustrialArea, DawangshanCommunity, ShajingStreet, Bao'anDistrict, Shenzhen, China Manufacturer: ShenzhenSenhaiyunyeTechnologyCo.,LTD Address: Floor5th, BuildingB2, No.3IndustrialArea, DawangshanCommunity, ShajingStreet, Bao'anDistrict, Shenzhen, China Prepared by: Shenzhen CTB Testing Technology Co., Ltd. Address: 1&2/F., Building A, No.26, Xinhe Road, Xinqiao, Xinqiao Street, Bao'an District, Shenzhen, Guangdong, China Date of Receipt: Jul. 05, 2024 Date of Test(s): Jul. 05, 2024 ~ Jul. 16, 2024 Date of Issue: Jul. 16, 2024 Test Standard(s): CFR47, FCC Part 15 Subpart B, ANSI C63.4: 2014 Test Result: Pass In the configuration tested, the EUT complied with the standards specified above. Note: If there is any objection to the inspection results in this report, please submit a written report to the company within 15 days from the date of receiving the report. 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 CTB 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. “” indicates the testing items were fulfilled by subcontracted lab. “” indicates the items are not in CNAS accreditation scope. Compiled by: Reviewed by: Approved by: Michael Niu Bin Mei Rita Xiao Report No.: CTB240716043EX Ver. A.1 Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 2 / 17 Table of Contents 1. Description of version ....................................................................................................................................... 3 2. Test summary ..................................................................................................................................................... 4 3. Measurement uncertainty ................................................................................................................................. 5 4. General information ........................................................................................................................................... 6 4.1. Description of EUT ............................................................................................................................. 6 4.2. Description of accessory device ....................................................................................................... 6 4.3. Test conditions .................................................................................................................................... 6 4.4. Block diagram of EUT configuration ................................................................................................. 6 4.5. Operating condition of EUT ............................................................................................................... 6 5. List of Test and Measurement Instruments .................................................................................................... 8 6. Conducted Emission ....................................................................................................................................... 10 6.1. Limit .....................................................................................................................................................10 6.2. Test setup ...........................................................................................................................................10 6.3. EMI test receiver setup .....................................................................................................................10 6.4. Test procedure ...................................................................................................................................10 6.5. Test results .........................................................................................................................................11 7. Radiated emissions ......................................................................................................................................... 13 7.1. Limit .....................................................................................................................................................13 7.2. Test setup ...........................................................................................................................................13 7.3. EMI test receiver setup and spectrum analyzer setup ..................................................................14 7.4. Test procedure ...................................................................................................................................14 7.5. Corrected Amplitude & Margin Calculation .....................................................................................14 7.6. Test results .........................................................................................................................................15 8. Photographs of test setup .............................................................................................................................. 17 Report No.: CTB240716043EX Ver. A.1 Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 3 / 17 1. Description of version Report No. Issue Date Description Approved CTB240716043EX Jul. 16, 2024 Original Valid Report No.: CTB240716043EX Ver. A.1 Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 4 / 17 2. Test summary Test procedures according to the technical standards: Standard Test Item Test Result §15.107 Conducted Emission PASS §15.109 Radiated Emission PASS Report No.: CTB240716043EX Ver. A…

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Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 1 of 1 Model: DM-919 Radiated Emission Below 1G Conducted emissions