VJC-ZBTS8BZIGBEE GREEN POWER SWITCH

Ad Hoc Electronics, LLC Applicant as U.S. Agent Letter of Attestation Date: 3/31/2026 To: Federal Communications Commission 7435 Oakland Mills Road, Columbia, MD 21046, USA Ref: Attestation Statement – Part 2.911(d)(7) filing FCC ID: VJC-ZBTS8B Ad Hoc Electronics, LLC as required by section 2.911(d)(7), will also serve as the agent for service of process for the above referenced FCC ID. The applicant acknowledges that they will 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 administrative or judicial proceeding involving the equipment, w hichever is later. The applicant further acknowledges their responsibility to inform the FCC whenever the agent information changes. Designated U.S. Agent from Applicant Company Company Name: Ad Hoc Electronics, LLC Contact Person: Jan Finlinson Address: 115 South State Street, Suite B, Lindon, Utah, 84042, United States Tel.: 8012252226 Email: [email protected] Sincerely yours, Signature Printed Name: Jan Finlinson Title: Director Email: [email protected] FRN: 0016769101

Ad Hoc Electronics, LLC 115 South State Street, Suite B, Lindon, Utah, 84042, United States Attestation Statements To: Federal Communications Commission Date: Mar. 31, 26 7435 Oakland Mills Road, Columbia, MD 21046, USA Subject: Attestation of Compliance with FCC Covered List Software Requirements FCC ID: VJC-ZBTS8B Product Name: ZIGBEE GREEN POWER SWITCH This letter serves as an attestation that the equipment identified above is not (select one) "covered" software as defined under the Federal Communications Commission (FCC) Covered List requirements, as outlined in FCC 22-84 and KDB 986446. Specifically, the undersigned certifies that the equipment for which authorization is sought: 1. Does not contain cybersecurity or anti-virus software produced or provided by Kaspersky Lab, Inc. or any of its successors, assignees, parents, subsidiaries, affiliates, or any entity that has rebranded or relabeled software produced by the aforementioned entities. 2. Does not have the capability to store, run, or deliver any software identified on the FCC Covered List, including but not limited to cybersecurity and anti-virus software. To support this attestation, the appendix evaluation documentation has been prepared and is included in the certification filing. This attestation is based on a thorough evaluation of the device's design, functionality, and software environment. The undersigned affirms that the information provided is accurate and complete to the best of their knowledge. Sincerely yours, Applicant Signature Printed Name: Jan Finlinson Title: Director Address: 115 South State Street, Suite B, Lindon, Utah, 84042, United States Tel.: 8012252226 Email: [email protected] 1 | Page Ad Hoc Electronics, LLC 115 South State Street, Suite B, Lindon, Utah, 84042, United States Evaluation regarding to the Covered List Software: Compliance Methodology Evaluation Process Results Device is Inherent compliance ☒ The Chipset(s) used is limited to run the Cybersecurity or anti-virus software. Compliance ☒ The Memory used is limited to run the Cybersecurity or anti-virus software. Compliance ☒ There is storage capacity limitation for store or install the Cybersecurity or anti-virus software. Compliance ☒ Operating system used is limited to run, install or deliver the Cybersecurity or anti-virus software. Compliance Device is not Inherent compliance ☐ Evaluation Based on Software Bill of Materials (SBoM) See attached “SBoM“ Note:The SBoM content is limited to the scope of covered list software (e.g. antivirus and cybersecurity software). ☐ Evaluation Based on Scan for Software on the device ☐ Evaluation Based on Filesystem scan ☐ Evaluation Based on Running software check 2 | Page

Ad Hoc Electronics, LLC 115 South State Street, Suite B, Lindon, Utah, 84042, United States Attestation Statements Not Covered Entity Applicant & Not Covered Equipment To: Federal Communications Commission Date: 3/31/2026 7435 Oakland Mills Road, Columbia, MD 21046, USA Ref: Information Required by Section 2.911(d)(5)(i) & (ii) FCC ID: VJC-ZBTS8B Ad Hoc Electronics, LLC certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List, established pursuant to § 1.50002 of reference chapter, as an entity producing “covered” communication equipment. The equipment for which authorization is sought is not “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List that prohibited from receiving an equipment authorization pursuant to section § 2.903 of the FCC rules. Sincerely yours, Applicant Signature Printed Name: Jan Finlinson Title: Director Address: 115 South State Street, Suite B, Lindon, Utah, 84042, United States Tel.: 8012252226 Email: [email protected]

Ad Hoc Electronics, LLC 115 South State Street, Suite B, Lindon, Utah, 84042, United States 3/31/2026 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request for: FCC ID: VJC-ZBTS8B Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request permanent confidential treatment of the exhibits accompanying this certification application as outlined below : ⎯ Block Diagram ⎯ Schematics ⎯ Operational Description The above exhibits contain trade secrets and/or proprietary information that are not publicly available and materials that the Applicant has spent considerable efforts in developing. Public disclosure of these may be harmful to the Applicant and give an unfair advantage to competitors on the market. Pursuant to DA 04-1705, the applicant also requests temporary confidential treatment of the exhibits outlined below for a period of (up to 180) days from the date of equipment authorization and prior to marketing in the United States to prevent the premature release of any sensitive information. Applicant is aware of their responsibility to notify DERYCOM in the event information regarding the pro duct or the product is made available to the public before the requested period has expired. ⎯ User Manual ⎯ Internal Photos ⎯ External Photos ⎯ Test Setup Photos Sincerely, Title: Director Address: 115 South State Street, Suite B, Lindon, Utah, 84042, United States Tel.: 8012252226 Email: [email protected]

Ad Hoc Electronics, LLC 115 South State Street, Suite B, Lindon, Utah, 84042, United States 2026/3/31 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization for FCC ID: VJC-ZBTS8B I, the undersigned, hereby authorize (Shenzhen Anbotek Compliance Laboratory Limited.) to act on our behalf in all matters relating to this application for equipment certification. Any act carried out by (Shenzhen Anbotek Compliance Laboratory Limited.) shall have the same effect as our own and I acknowledge that all responsibility for complying with the terms and conditions of certification, as specified by DERYCOM CERTIFICATION SERVICES, INC., still resides with (Ad Hoc Electronics, LLC). We 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, and that no party to the application, as defined in 47 CFR §1.2002(b), is subject to a denial of federal benefits that includes FCC benefits pursuant to that section. Sincerely, ____________________________________ Printed Name: Jan Finlinson Title: Director Tel.: 8012252226 Fax: 8012252226 Email: [email protected]

LabelLocation Confirmtheuseofrealappearancephotosasreferences Labelsize: （ L:3cm*W:2cm ） ProductName:ZIGBEEGREENPOWERSWITCH ModelNo.:ZBTS8B FCCID:VJC-ZBTS8B IC:35175-ZBTS8B

RFEXPOSUREEVALUATION FCCID:VJC-ZBTS8B AccordingtoKDB447498D01MobileandPortableDevicesRFExposureProcedures andEquipmentAuthorizationPoliciesv06. AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeusedto evaluatetheenvironmentimpactofhumanexposuretoradiofrequency(RF)Radiationas specifiedin§1.1307(b): RoutineSARevaluationreferstothatspecificallyrequiredby§2.1093,using measurementsorcomputersimulation.WhenroutineSARevaluationisnotrequired, portabletransmitterswithoutputpowergreaterthantheapplicablelowthresholdrequire SARevaluationtoqualifyforTCBapproval. Channel (MHz) Maximum output power (dBm) Tuneup tolerance (dBm) MaxTuneUp Power(dBm) Distance (mm) Calculation results Limit Operating Mode 24054.324.32±15.32051.0563 O-QPSK24404.574.57 ±1 5.57051.1263 24803.813.81±14.81050.9533 Result:NoStandaloneSARtestisrequired.

ReportNo.:1812C60130712501-01 Page 1 of 22 AppendixTestData ReportNo.:1812C60130712501-01TestSampleNo.:1-2-2 StartTestDate:2026-3-11FinishTestDate:2026-3-12 TestEngineer:Auditor: Temperature:23.5°CRelativeHumidity:61% Pressure:101kPa AppendixA:6dBBandwidth TestResult Test Mode AntennaFrequency[MHz] 6dBBW [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict ZIGBEEAnt124051.3202404.3322405.6520.5PASS ZIGBEEAnt124401.5962439.1882440.7840.5PASS ZIGBEEAnt124801.5562479.2642480.8200.5PASS ReportNo.:1812C60130712501-01 Page 2 of 22 TestGraphs ZIGBEE-Ant1-2405-PASS ZIGBEE-Ant1-2440-PASS ReportNo.:1812C60130712501-01 Page 3 of 22 ZIGBEE-Ant1-2480-PASS ReportNo.:1812C60130712501-01 Page 4 of 22 AppendixB:99%OccupiedBandwidth TestResult Test Mode AntennaFrequency[MHz] OCB [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict ZIGBEEAnt124052.21192403.88792406.0998------ ZIGBEEAnt124402.24142438.88002441.1214------ ZIGBEEAnt124802.24092478.87342481.1143------ ReportNo.:1812C60130712501-01 Page 5 of 22 TestGraphs ZIGBEE-Ant1-2405 ZIGBEE-Ant1-2440 ReportNo.:1812C60130712501-01 Page 6 of 22 ZIGBEE-Ant1-2480 ReportNo.:1812C60130712501-01 Page 7 of 22 AppendixC:Maximumconductedoutputpower TestResultPeak Test Mode Antenna Frequency [MHz] Conducted Peak Power[dBm] Conducted Limit[dBm] Verdict ZIGBEEAnt124054.32≤30PASS ZIGBEEAnt124404.57≤30PASS ZIGBEEAnt124803.81≤30PASS TestGraphsPeak ZIGBEE-Ant1-2405-PASS ReportNo.:1812C60130712501-01 Page 8 of 22 ZIGBEE-Ant1-2440-PASS ZIGBEE-Ant1-2480-PASS ReportNo.:1812C60130712501-01 Page 9 of 22 AppendixD:Maximumpowerspectraldensity TestResult TestModeAntennaFrequency[MHz]Result[dBm/3kHz]Limit[dBm/3kHz]Verdict ZIGBEEAnt12405-6.90≤8.00PASS ZIGBEEAnt12440-7.12≤8.00PASS ZIGBEEAnt12480-7.35≤8.00PASS ReportNo.:1812C60130712501-01 Page 10 of 22 TestGraphs ZIGBEE-Ant1-2405-PASS ZIGBEE-Ant1-2440-PASS ReportNo.:1812C60130712501-01 Page 11 of 22 ZIGBEE-Ant1-2480-PASS ReportNo.:1812C60130712501-01 Page 12 of 22 AppendixE:Bandedgemeasurements TestResult Test Mode AntennaChName Frequency [MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict ZIGBEEAnt1Low24053.29-51.82≤-16.71PASS ZIGBEEAnt1High2480-1.00-29.34≤-21PASS ReportNo.:1812C60130712501-01 Page 13 of 22 TestGraphs ZIGBEE-Ant1-2405-PASS ZIGBEE-Ant1-2480-PASS ReportNo.:1812C60130712501-01 Page 14 of 22 AppendixF:ConductedSpuriousEmission TestResult Test Mode Antenna Frequency [MHz] Freq.Range [MHz] Ref. Level [dBm] Result [dBm] Limit [dBm] Verdict ZIGBEEAnt124050~Reference1.251.25---PASS ZIGBEEAnt1240530~10001.25-58.28≤-18.75PASS ZIGBEEAnt124051000~265001.25-34.13≤-18.75PASS ZIGBEEAnt124400~Reference2.432.43---PASS ZIGBEEAnt1244030~10002.43-50.84≤-17.57PASS ZIGBEEAnt124401000~265002.43-36.24≤-17.57PASS ZIGBEEAnt124800~Reference3.193.19---PASS ZIGBEEAnt1248030~10003.19-58.62≤-16.81PASS ZIGBEEAnt124801000~265003.19-40.15≤-16.81PASS Remark:Regardingthespuriousemissionsfrom30MHzto26.5GHz,thecablelosshavebeensetinthe 'InputCorrection'oftheSpectrumAnalyzerduringthetest. ReportNo.:1812C60130712501-01 Page 15 of 22 TestGraphs ZIGBEE-Ant1-2405-0~Reference-PASS ZIGBEE-Ant1-2405-30~1000-PASS ReportNo.:1812C60130712501-01 Page 16 of 22 ZIGBEE-Ant1-2405-1000~26500-PASS ZIGBEE-Ant1-2440-0~Reference-PASS ReportNo.:1812C60130712501-01 Page 17 of 22 ZIGBEE-Ant1-2440-30~1000-PASS ZIGBEE-Ant1-2440-1000~26500-PASS ReportNo.:1812C60130712501-01 Page 18 of 22 ZIGBEE-Ant1-2480-0~Reference-PASS ZIGBEE-Ant1-2480-30~1000-PASS ReportNo.:1812C60130712501-01 Page 19 of 22 ZIGBEE-Ant1-2480-1000~26500-PASS ReportNo.:1812C60130712501-01 Page 20 of 22 AppendixG:DutyCycle TestResult Test Mode Antenna Frequency [MHz] ONTime [ms] Period [ms] DutyCycle [%] DutyCycle Factor[dB] ZIGBEEAnt124052.883.7477.011.13 ZIGBEEAnt124402.883.7676.601.16 ZIGBEEAnt124802.883.7676.601.16 ReportNo.:1812C60130712501-01 Page 21 of 22 TestGraphs NTNV-ZIGBEE-Ant1-2405 NTNV-ZIGBEE-Ant1-2440 ReportNo.:1812C60130712501-01 Page 22 of 22 NTNV-ZIGBEE-Ant1-2480 ---End---

Page 1 of 29 FCC Test Report Report No.:1812C60130712501 Applicant:Ad Hoc Electronics, LLC Address: 115 South State Street, Suite B, Lindon, Utah, 84042, United States Product Name:ZIGBEE GREEN POWER SWITCH Report Date:2026-04-07 Shenzhen Anbotek Compliance Laboratory Limited #检测章# #资质章# #报告二维码# Report No.:1812C60130712501Page 2 of 29 FCC ID: VJC-ZBTS8B Contents 1. General Information ...............................................................................................................................6 1.1. Client Information ........................................................................................................................6 1.2. Description of Device (EUT) ........................................................................................................6 1.3. Auxiliary Equipment Used During Test........................................................................................7 1.4. Operation channel list..................................................................................................................7 1.5. Description of Test Modes...........................................................................................................7 1.6. Measurement Uncertainty ...........................................................................................................7 1.7. Additional Instructions .................................................................................................................8 1.8. Test Summary .............................................................................................................................8 1.9. Description of Test Facility ..........................................................................................................9 1.10. Disclaimer..................................................................................................................................9 1.11. Test Equipment List.................................................................................................................10 2. Conducted Emission at AC power line ................................................................................................12 2.1. EUT Operation ..........................................................................................................................12 2.2. Test Setup .................................................................................................................................12 2.3. Test Data ...................................................................................................................................13 3. 6dB Bandwidth ....................................................................................................................................15 3.1. EUT Operation ..........................................................................................................................15 3.2. Test Setup .................................................................................................................................15 3.3. Test Data ...................................................................................................................................15 4. Maximum Conducted Output Power....................................................................................................16 4.1. EUT Operation ..........................................................................................................................16 4.2. Test Setup .................................................................................................................................16 4.3. Test Data ...................................................................................................................................16 5. Power Spectral Density .......................................................................................................................17 5.1. EUT Operation ..........................................................................................................................17 5.2. Test Setup .................................................................................................................................17 5.3. Test Data ...................................................................................................................................17 6. Emissions in non-restricted frequency bands ......................................................................................18 6.1. EUT Operation ..........................................................................................................................18 6.2. Test Setup .................................................................................................................................18 6.3. Test Data ...................................................................................................................................18 7. Band edge emissions (Radiated) ........................................................................................................19 7.1. EUT Operation ..........................................................................................................................19 7.2. Test Setup .................................................................................................................................19 7.3. Test Data ...................................................................................................................................20 8. Emissions in restricted frequency bands (below 1GHz) ......................................................................21 8.1. EUT Operation ..........................................................................................................................21 8.2. Test Setup .................................................................................................................................22 8.3. Test…

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ANTENNASPECIFICATION Summary ITEMANTSPEC ModelNameANT_AHB0049E PolarizationHorizontalandVertical AzimuthBeamPatternOmni-directional Impedance50Ohm AntennaLength25mm ManufactureShenzhenOutoPrecisionCircuitCo.,Ltd. Manufacturer'saddress3rdFloor,Building226,No.4,Industrial6thRoad, JiangbianIndustrialZone,SonggangStreet,Bao'an District,Shenzhen 增益值： channel/MHz240024502480 gain/dbi0.650.80.5 efficiency/%555752.5 天线尺寸 :Length25mm,diameter0.686mm Antennapattern天线方向图