2A8DG-B2Pet Barrier Transmitter

Shenzhen Saiku Electronic Co., Ltd. Address: 3F, Building C14, Fuyuan Industrial City, Jiuwei Community, Hangcheng Street, Shenzhen, China Tel: +86 13556890191 Fax: +86 0755-26518893 Email: [email protected] CFR 47 §2.911(d)(5)(i) Attestation Letter A ttestation Letter Date: 2025-12-03 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 R ef: Attestation Statements CFR 47 §2.911(d)(5)(i) Filing F CC ID: 2A8DG-B2 Shenzhen Saiku Electronic Co., Ltd. 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 Yours, Signature Y an Wang Company Directors 初 吵 勹

Shenzhen Saiku Electronic Co., Ltd. Address: 3F, Building C14, Fuyuan Industrial City, Jiuwei Community, Hangcheng Street, Shenzhen, China Tel: +86 13556890191 Fax: +86 0755-26518893 Email: [email protected] CFR 47 §2.911 (d)(5)(ii) Attestation Letter A ttestation Letter Date: 2025-12-03 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 R ef: Attestation Statements CFR 47 §2.911(d)(5)(ii) Filing F CC ID: 2A8DG-B2 Shenzhen Saiku Electronic Co., Ltd. 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. And our product does not use Kaspersky software information. S incerely Yours, Signature Y an Wang Company Directors 初 吵 勹

U.S. AGENT LETTER OF ATTESTATION Date: 2025-12-03 FE DERAL COMMUNICATIONS COMMISSION Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Re f: Attestation Statements CFR 47 §2.911(d)(7) Filing FCC ID: 2A8DG-B2 Shenzhen Saiku Electronic Co., Ltd. certifies that, as of the date of the filing of the application, Iconsigh Inc. is our designated U.S. agent for service of process for the above referenced FCC ID. Shenzhen Saiku Electronic Co., 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. Iconsigh Inc. accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for the above referenced FCC ID. Designated U.S. Agent Information: Company Name: Iconsigh Inc. Address: 2310 Homestead Road, Suite C1, Los Altos, CA, 94024, USA FRN: 0033398652 Tel.: +1 (408) 320-9867 Email: [email protected] Signed by (printed name): Benjamin Kaur Signature: Appl icant: Shenzhen Saiku Electronic Co., Ltd. Address: 3F, Building C14, Fuyuan Industrial City, Jiuwei Community, Hangcheng Street, Shenzhen, China FRN: 0032770786 Tel: +86 13556890191 Email: [email protected] Signed by (printed name): Yan Wang Signature: 初 吵 勹

Shenzhen Saiku Electronic Co., Ltd. Address: 3F, Building C14, Fuyuan Industrial City, Jiuwei Community, Hangcheng Street, Shenzhen, China Tel: +86 13556890191 Fax: +86 0755-26518893 Email: [email protected] QA-FR-170-B FCC Authorization Date: 2025-12-03 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization T o whom it may concern: We, Shenzhen Saiku Electronic Co., Ltd., the undersigned, Hereby Shenzhen Accurate Technology Co., Ltd. to act on its behalf in all matters relating to application for Equipment authorization, including the signing of all documents relating to these matters. All acts carried out by Shenzhen Accurate Technology Co., Ltd. on our behalf shall have the same effect as our own action. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. This authorization is valid until further written notice from the applicant. Sincerely Yours, Si gnature Yan Wang Company Directors 初 吵 勹

Shenzhen Saiku Electronic Co., Ltd. Address: 3F, Building C14, Fuyuan Industrial City, Jiuwei Community, Hangcheng Street, Shenzhen, China Tel: +86 13556890191 Fax: +86 0755-26518893 Email: [email protected] FCC Confidential Authorization Date: 2025-12-03 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID: 2A8DG-B2 In accordance with Sections 0.457 and 0.459 of the Commission’s Rules, Shenzhen Saiku Electronic Co., Ltd. hereby requests long-term confidential treatment of information accompanying this application as outlined below: •Block Diagram •Schematics •Operation Description •Part list T he 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 Yours, Si gnature Y an Wang Company Directors 初 吵 勹

Shenzhen Accurate Technology Co., Ltd. No.: 2504Y29066E-RF EUT External Photos External Photos Page 1 / 5 External Photos Shenzhen Accurate Technology Co., Ltd. No.: 2504Y29066E-RF EUT External Photos External Photos Page 2 / 5 Shenzhen Accurate Technology Co., Ltd. No.: 2504Y29066E-RF EUT External Photos External Photos Page 3 / 5 Shenzhen Accurate Technology Co., Ltd. No.: 2504Y29066E-RF EUT External Photos External Photos Page 4 / 5 Shenzhen Accurate Technology Co., Ltd. No.: 2504Y29066E-RF EUT External Photos External Photos Page 5 / 5 ***** END ***** ***** END ***** ***** END *****

Shenzhen Accurate Technology Co., Ltd. No.: 2504Y29066E-RF EUT Internal Photos Internal Photos Page 1 / 5 Internal Photos Shenzhen Accurate Technology Co., Ltd. No.: 2504Y29066E-RF EUT Internal Photos Internal Photos Page 2 / 5 Shenzhen Accurate Technology Co., Ltd. No.: 2504Y29066E-RF EUT Internal Photos Internal Photos Page 3 / 5 Shenzhen Accurate Technology Co., Ltd. No.: 2504Y29066E-RF EUT Internal Photos Internal Photos Page 4 / 5 Antenna Shenzhen Accurate Technology Co., Ltd. No.: 2504Y29066E-RF EUT Internal Photos Internal Photos Page 5 / 5 ***** END *****

Note: The information marked # is provided by the applicant, the laboratory is not responsible for its authenticity and this information can affect the validity of the result in the test report. Customer model name, addresses, names, trademarks etc. are included. 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. This report is valid only with a valid digital signature. The digital signature may be available only under the Adobe software above version 7.0. This report must not be used by the customer to claim product certification, approval, or endorsement by NVLAP or any agency of the U.S. Government. This report may contain data that are not covered by the NVLAP accreditation and are marked with an asterisk “▼”. 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 TR-EM-RF034 Page 1 of 12 Version 3.0 TEST REPORT Applicant Name:Shenzhen Saiku Electronic Co., Ltd. Address:3F, Building C14, Fuyuan Industrial City, Jiuwei Community, Hangcheng Street, Shenzhen, China Report Number:2501Y29066E-RF-00 FCC ID:2A8DG-B2 Test Standard (s) FCC Part 2.1091 Sample Description Product Type:Pet Barrier Transmitter Model No.:B2 Multiple Model(s) No.:N/A Trade Mark:N/A Date Received:2025/11/21 Issue Date:2025/12/05 Test Result:Pass ▲ ▲ In the configuration tested, the EUT complied with the standards above. Prepared and Checked By:Approved By: Bruce LinJimmy Xiao RF EngineerEMC Manager Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501Y29066E-RF-00 TR-EM-RF034 Page 2 of 12 Version 3.0 TABLE OF CONTENTS DOCUMENT REVISION HISTORY ..........................................................................................................................3 GENERAL INFORMATION ........................................................................................................................................4 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT)......................................................................................4 OBJECTIVE ....................................................................................................................................................................4 TEST METHODOLOGY....................................................................................................................................................4 MEASUREMENT UNCERTAINTY .....................................................................................................................................4 TEST FACILITY ..............................................................................................................................................................5 SYSTEM TEST CONFIGURATION ...........................................................................................................................6 DESCRIPTION OF TEST CONFIGURATION .......................................................................................................................6 EUT EXERCISE SOFTWARE ...........................................................................................................................................6 LOCAL SUPPORT EQUIPMENT ........................................................................................................................................6 EXTERNAL I/O CABLE...................................................................................................................................................6 SUMMARY OF TEST RESULTS ................................................................................................................................7 TEST EQUIPMENT LIST ............................................................................................................................................8 FCC §2.1091 - MAXIMUM PERMISSIBLE EXPOSURE (MPE)............................................................................9 APPLICABLE STANDARD ...............................................................................................................................................9 BLOCK DIAGRAM OF TEST SETUP .................................................................................................................................9 TEST PROCEDURES ......................................................................................................................................................10 TEST DATA..................................................................................................................................................................10 EUT PHOTOGRAPHS ................................................................................................................................................11 TEST SETUP PHOTOGRAPHS ................................................................................................................................12 Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501Y29066E-RF-00 TR-EM-RF034 Page 3 of 12 Version 3.0 DOCUMENT REVISION HISTORY Revision NumberReport NumberDescription of RevisionDate of Revision 02501Y29066E-RF-00Original Report 2025/12/05 Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501Y29066E-RF-00 TR-EM-RF034 Page 4 of 12 Version 3.0 GENERAL INFORMATION Product Description for Equipment under Test (EUT) ProductPet Barrier Transmitter Tested ModelB2 Multiple Model(s)N/A Frequency Range125kHz Input VoltageDC 3.7V from battery or DC 5V from USB Sample serial number3DA0-1 (Assigned by BACL, Shenzhen) Sample/EUT StatusGood condition Adapter InformationN/A Objective This test report is in accordance with Part 2, Subpart J Section 2.1091of the Federal Communications…

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Note: This report must not be used by the customer to claim product certification, approval, or endorsement by A2LA, or any agency of the Federal Government. The information marked “#” is provided by the applicant, the laboratory is not responsible for its authenticity and this information can affect the validity of the result in the test report. Customer model name, addresses, names, trademarks etc. are included but no need marked. 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. This report is valid only with a valid digital signature. The digital signature may be available only under the Adobe software above version 7.0. Shenzhen Accurate Technology Co., Ltd. Floor 1, KuMaKe Building, Dongzhou Community, Guangming Street, Guangming District, Shenzhen, Guangdong, China. Tel: +86 755-26503290 Web: www.atc-lab.com Rev:A/4.0(2024/11/01) Page 1 of 28 TR-4-E-R028 TEST REPORT Applicant Name: Shenzhen Saiku Electronic Co., Ltd. Address: 3F, Building C14, Fuyuan Industrial City, Jiuwei Community, Hangcheng Street, Shenzhen, China Report Number: 2504Y29066E-RF FCC ID: 2A8DG-B2 Test Standard (s) FCC PART15C Sample Description Product Name: Pet Barrier Transmitter Model No.: B2 Trade Mark: N/A Date Received: 2025-10-31 Report Date: 2025-12-01 Test Result: The EUT complied with the standards above. Prepared and Checked By: Approved By: Amanda Wei Bob.Liao EMC Engineer EMC Engineer Shenzhen Accurate Technology Co., Ltd. Report No.: 2504Y29066E-RF Rev:A/4.0(2024/11/01) Page 2 of 28 TR-4-E-R028 TABLE OF CONTENTS DOCUMENT REVISION HISTORY ................................................................................................................ 3 GENERAL INFORMATION ............................................................................................................................ 4 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) .....................................................................................4 OBJECTIVE ...................................................................................................................................................................4 TEST METHODOLOGY ..................................................................................................................................................4 TEST FACILITY .............................................................................................................................................................4 SYSTEM TEST CONFIGURATION ............................................................................................................... 5 DESCRIPTION OF TEST CONFIGURATION ......................................................................................................................5 SPECIAL ACCESSORIES .................................................................................................................................................5 EQUIPMENT MODIFICATIONS .......................................................................................................................................5 SUPPORT EQUIPMENT LIST AND DETAILS ....................................................................................................................5 EXTERNAL I/O CABLE ..................................................................................................................................................5 BLOCK DIAGRAM OF TEST SETUP ................................................................................................................................6 SUMMARY OF TEST RESULTS ................................................................................................................... 7 TEST EQUIPMENT LIST ............................................................................................................................... 8 ANTENNA REQUIREMENT........................................................................................................................... 9 APPLICABLE STANDARD ..............................................................................................................................................9 ANTENNA CONNECTOR CONSTRUCTION ......................................................................................................................9 AC LINE CONDUCTED EMISSIONS .......................................................................................................... 10 APPLICABLE STANDARD ............................................................................................................................................ 10 EUT SETUP ................................................................................................................................................................ 10 EMI TEST RECEIVER SETUP ....................................................................................................................................... 10 TEST PROCEDURE ...................................................................................................................................................... 10 CALCULATION ............................................................................................................................................................ 11 TEST DATA ................................................................................................................................................................ 11 RADIATED EMISSIONS .............................................................................................................................. 14 APPLICABLE STANDARD ............................................................................................................................................ 14 EUT SETUP ..............................................................…

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Shenzhen Accurate Technology Co., Ltd. No.: 2504Y29066E-RF Test Photos Test Photos Page 1 / 2 Photo of Power Line Conducted Emission Measurement Shenzhen Accurate Technology Co., Ltd. No.: 2504Y29066E-RF Test Photos Test Photos Page 2 / 2 Radiated Spurious Emissions Test View (9kHz-30MHz) Radiated Spurious Emissions Test View (30MHz- 1GHz) ***** END *****

Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501Y29066E-RF-TSP Page 1 of 3 EXHIBIT D - TEST SETUP PHOTOGRAPHS A Position B Position Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501Y29066E-RF-TSP Page 2 of 3 C Position D Position Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501Y29066E-RF-TSP Page 3 of 3 E Position F Position