2APMK-6401218XExpert Thermal Imager

UNI-TREND TECHNOLOGY (CHINA) CO.,LTD. Covered Equipment Certification Attestation Letter Dec 16th, 2025 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA ATTN.: Reviewing Engineer FCC ID: 2APMK-6401218X UNI-TREND TECHNOLOGY (CHINA) CO.,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. Note: If the equipment for which the applicant seeks authorization is produced by any of the entities identified on the current Covered List, the applicant should include an explanation on why the equipment is not “covered” equipment. UNI-TREND TECHNOLOGY (CHINA) CO.,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 a specifically named entity or any of its subsidiaries or affiliates) as an entity producing “covered” equipment. UNI-TREND TECHNOLOGY (CHINA) CO.,LTD. (“the applicant”) certifies that the equipment for which authorization is sought does not include cybersecurity or anti-virus software produced or provided by Kaspersky Lab, Inc. or any of its successors and assignees, including equipment with integrated Kaspersky Lab, Inc. (or any of its successors and assignees) cybersecurity or anti-virus software pursuant to DA-24-886 and KDB 986446 D01 Covered Equipment Guidance section B(2a). Signed: Printed name: Rita, Zhuang Title: Certification Engineer Company Name: UNI-TREND TECHNOLOGY (CHINA) CO.,LTD. Date: 12/16/2025

Form: RFT-AMER-TCB-OP-19o Revision: 1 Page 1 of 1 Date: 1/25/2023 A ttention: Application Examiner Re: Certification designating a U.S. agent for service of process pursuant to section 2.911(d)(7) of the FCC rules To whom it may concern, This letter is to confirm both UNI-TREND TECHNOLOGY US INC. (“Agent”) and UNI-TREND TECHNOLOGY (CHINA) CO., LTD. (“Applicant”) acknowledge consent to obligations of each party pursuant to 47 CFR part §2.911(d)(7) of the FCC rules in regard to the agent for service of process. I Rita Zhuang HEREBY CERTIFY THAT I am authorized to make the representations above on behalf of the Applicant. I further acknowledge the requirement to maintain an agent extends for no less than one year after the termination of all marketing and importation or the conclusion of and commission-related proceeding involving the equipment and agree to immediately notify the FCC and Intertek if there is any change in the status identified above. Applicant Company Name : UNI-TREND TECHNOLOGY (CHINA) CO., LTD. Contact Name : Rita Zhuang Address : No 6, Gong Ye Bei 1 st Road, Songshan Lake National High-Tech Industrial Development Zone, Dongguan，Guangdong Province, China Telephone No Email Applicant FRN FCC ID: : 0769-8572 3888-858 : [email protected] m.cn : 0027453117 : 2APMK-6401218X Signa ture: ____________________________________ Date: ___Jan 14th, 2026________________________________ I Paul Han HEREBY CERTIFY THAT I a m authorized to mak e the representations above on behalf of the Agent. I consen t to the obligation to accept service of process on behalf of the applicant in regard to all certification applications to the FCC submitted by above applicant and agree to immediately notify the FCC and Intertek if there is change in this representation. Agent Company Name Contact Name Address Teleph one No Email Agent FRN FCC ID: : UNI-TREND TECHNOLOGY US INC. : Paul Han : 3171 Mercer Ave Su ite 104, Bellingham WA 98225 : 360 441 9569 : [email protected] : 0033556747 : 2APMK-6401218X Signature: ______________________ ______________ Date: __ Jan 14th, 2026_____________________

Dec 16th, 2025 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 Authority to Act as Agent On our behalf, I appoint Intertek Testing Services Shenzhen Ltd.,Guangzhou Branch to act as our agent in the preparation of this application for equipment certification. I certify that submitted documents properly describe the device or system for which equipment certification is sought. I also certify that each unit manufactured, imported or marketed, as defined in the Federal Communications Commission’s regulations will have affixed to it a label identical to that submitted for approval with this application. For instances where our authorized agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for certification, still resides with UNI-TREND TECHNOLOGY (CHINA) CO.,LTD. Name： Title：Certification Engineer Applicant Company：UNI-TREND TECHNOLOGY (CHINA) CO.,LTD. and No 6, Gong Ye Bei 1 st Road, Songshan Lake National High-TechIndustrial Development Zone, Dongguan,Guangdong Province, China

Dec 16th, 2025 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2APMK-6401218X Product Name: Professional Thermal Imager Request for Confidentiality Pursuant to Sections 0.457 and 0.459 of the commission’s rules, we hereby request that the following documents be held confidential: (List here the documents for which you are seeking confidentiality – for example ...) Schematics Block diagram Operation description These materials contain trade secrets and proprietary information and are not customarily released to the public. The public disclosure of this information might be harmful to the company and provide unjustified benefits to our competitors. Name： Title：Certification Engineer Company：UNI-TREND TECHNOLOGY (CHINA) CO.,LTD.

Declarationofconformityformodeldifferences We,UNI-TRENDTECHNOLOGY(CHINA)CO.,LTD.Herebydeclarethatproduct: ExpertThermalImager,FCCID:2APMK-6401218X,modelnumbers:UTi640X, UTi640XH,UTi384X,UTi384XH.Thedifferencesamongthesemodelsareasfollows: ModelUTi640XissameasUTi640XHexceptdifferenttemperaturemeasuring; ModelUTi384XissameasUTi384XHexceptdifferenttemperaturemeasuring; ModelUTi640xissameasUTi384Xexceptdifferentresolutions. ______________________________ [SignatureofauthorizedProprietor,PartnerorAuthorizedOfficer] RitaZhuang CertificateEngineer UNI-TRENDTECHNOLOGY(CHINA)CO.,LTD. January27th,2026

packageNameversionCode versionName platformBuildVersionName vendorName com.android.internal.display.cutout.emulation.corner11 11 Google com.android.internal.display.cutout.emulation.double 11 11 Google com.android.providers.telephony3011 11 Google com.android.dynsystem3011 11 Google com.android.theme.color.amethyst11 11 Google com.android.theme.icon.pebble11 11 Google com.android.providers.calendar3011 11 Google com.android.inputmethod.pinyin.unit11 14 Google com.android.providers.media102411 11 Google com.qti.service.colorservice11 10 Qualcomm com.android.internal.systemui.navbar.gestural_wide_back 11 11 Google com.qualcomm.qti.server.qtiwifi3011 9 Qualcomm com.android.theme.color.sand11 11 Google com.qualcomm.qti.simcontacts11.0.0 11 Qualcomm com.android.theme.icon.vessel11 11 Google com.android.theme.color.cinnamon11 11 Google org.codeaurora.dialer2900000 23 10 Google com.android.theme.icon_pack.victor.settings11 11 Google com.android.theme.icon_pack.rounded.systemui11 11 Google com.android.theme.icon.taperedrect11 11 Google com.android.documentsui3011 11 Google com.android.externalstorage3011 11 Google com.qualcomm.uimremoteclient3011 10 Qualcomm com.android.mms.service3011 11 Google com.qualcomm.qti.qms.service.connectionsecurity2367853 2367853 10 Qualcomm com.android.providers.downloads3011 11 Google cn.com.uni_trend.engineer_mode11 13 Uni-Trend com.android.theme.icon_pack.rounded.android11 11 Google vendor.qti.hardware.cacert.server11 10 Qualcomm com.qualcomm.qti.telephonyservice3011 10 Qualcomm com.android.theme.icon_pack.victor.systemui11 11 Google com.android.theme.icon_pack.circular.themepicker11 11 Google vendor.qti.iwlan11 10 Qualcomm com.android.gpstest180933.9.16 10 Google com.qualcomm.uimremoteserver3011 11 Qualcomm com.android.theme.color.tangerine11 11 Google com.unit.x384801.8.0 13 Uni-Trend android.qvaoverlay.common3011 11 Qualcomm com.android.providers.downloads.ui3011 11 Google com.android.networkstack300000000 Sep-19 11 Google android.overlay.common3011 11 Qualcomm com.android.theme.color.aquamarine11 11 Google com.android.internal.display.cutout.emulation.hole11 11 Google com.android.internal.display.cutout.emulation.tall11 11 Google com.android.modulemetadata3011 9 Google com.android.certinstaller3011 11 Google com.android.theme.color.black11 11 Google com.android.carrierconfig11.0.0 11 Google com.qualcomm.qti.logkit.lite34.00.000 7 Qualcomm com.android.theme.color.green11 11 Google com.android.theme.color.ocean11 11 Google com.android.theme.color.space11 11 Google com.android.internal.systemui.navbar.threebutton11 11 Google android3011 11 Google com.android.contacts107311.7.31 10 Google com.qualcomm.qti.callfeaturessetting3011 11 Qualcomm com.qualcomm.wfd.service22 11 Qualcomm com.android.theme.icon_pack.rounded.launcher11 11 Google com.qti.qualcomm.deviceinfo3011 10 Qualcomm com.android.theme.icon_pack.kai.settings11 11 Google com.android.mms3011 9 Google com.android.mtp3011 11 Google com.android.nfc3011 11 Google com.android.ons3011 11 Google com.android.backupconfirm3011 11 Google org.codeaurora.ims11 10 Qualcomm com.android.statementservice11 11 Google android.overlay.target3011 11 Qualcomm com.android.theme.icon_pack.sam.settings11 11 Google com.qti.pasrservice3011 11 Qualcomm com.android.settings.intelligence3011 10 Google com.qualcomm.qti.gpudrivers.lahaina.api3040960.1.0 11 Qualcomm com.android.internal.systemui.navbar.gestural_extra_wide_back11 11 Google com.android.theme.icon_pack.kai.themepicker11 11 Google com.qualcomm.qti.dynamicddsservice11 10 Qualcomm com.qualcomm.qcrilmsgtunnel3011 10 Qualcomm com.android.providers.settings3011 11 Google com.android.sharedstoragebackup3011 11 Google com.android.theme.icon_pack.victor.launcher11 11 Google com.android.printspooler3011 11 Google com.qualcomm.qti.services.systemhelper11 10 Qualcomm com.android.theme.icon_pack.filled.settings11 11 Google com.android.wifi.resources.overlay.common3011 11 Google com.android.dreams.basic3011 11 Google com.android.theme.icon_pack.kai.systemui11 11 Google com.android.webview410412053 83.0.4103.120 11 Google com.android.se3011 11 Google com.android.inputdevices3011 11 Google com.qualcomm.qti.biometrics.fingerprint.service3011 11 Qualcomm com.android.bips3011 11 Google com.qti.dpmserviceapp3011 10 Qualcomm com.android.theme.icon_pack.circular.settings11 11 Google com.qti.xdivert3011 10 Qualcomm com.android.theme.icon_pack.sam.systemui11 11 Google com.android.theme.icon.teardrop11 11 Google android.ext.shared11 11 Google com.android.onetimeinitializer3011 11 Google com.qualcomm.qti.simsettings3011 11 Qualcomm com.android.server.telecom3011 11 Google com.android.cellbroadcastservice300000000 R-initial 11 Google com.android.theme.icon_pack.rounded.themepicker11 11 Google com.android.keychain3011 11 Google com.qti.snapdragon.qdcm_ff11 11 Qualcomm com.android.wifi.resources.overlay.target3011 11 Google com.android.printservice.recommendation41.3.0 11 Google com.android.theme.icon_pack.filled.systemui11 11 Google android.ext.services300000000 Sep-19 11 Google com.android.wifi.resources1R-initial 11 Google com.android.phone.overlay.common3011 11 Google com.android.carrierconfig.overlay.common3011 11 Google com.android.calllogbackup3011 11 Google com.android.systemui.overlay.common3011 11 Google com.android.server.telecom.overlay.common3011 11 Google com.android.localtransport3011 11 Google com.android.packageinstaller3011 11 Google com.android.carrierdefaultapp3011 11 Google com.qualcomm.qti.remoteSimlockAuth3011 10 Qualcomm com.android.theme.icon_pack.sam.android11 11 Google com.android.theme.font.notoserifsource11 11 Google com.android.theme.icon_pack.filled.android11 11 Google com.android.proxyhandler3011 11 Google com.android.internal.display.cutout.emulation.waterfall 11 11 Google com.qualcomm.qti.workloadclassifier3011 11 Qualcomm com.android.theme.icon_pack.circular.systemui11 11 Google com.android.theme.icon_pack.kai.android11 11 Google com.android.managedprovisioning3011 11…

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UNI-TREND TECHNOLOGY (CHINA) CO.,LTD. TEST REPORT SCOPE OF WORK FCC TESTING – UTi640X, UTi640XH, UTi384X, UTi384XH REPORT NUMBER 250725021SZN-001 ISSUE DATE [REVISED DATE] 12 January 2026 [--------------------] PAGES 64 DOCUMENT CONTROL NUMBER FCC SAR_b © 2017 INTERTEK Intertek Report No.: 250725021SZN-001 • This report is for the exclusive use of Intertek's Client and is provided pursuant to the agreement between Intertek and its Client. Intertek's responsibility and liability are limited to the terms and conditions of the agreement. Intertek assumes no liability to any party, other than to the Client in accordance with the agreement, for any loss, expense or damage occasioned by the use of this report. Only the Client is authorized to copy or distribute this report. Any use of the Intertek name or one of its marks for the sale or advertisement of the tested material, product or service must first be approved in writing by Intertek. The observations and test results referenced from this report are relevant only to the sample tested. This report by itself does not imply that the material, product, or service is or has ever been under an Intertek certification program. • The test report only allows to be revised only within the report defined retention period unless further standard or the requirement was noticed Intertek Testing Services Shenzhen Ltd. Longhua Branch 101, 201, Building B, No. 308 Wuhe Avenue, Zhangkengjing Community, GuanHu Subdistrict, LongHua District, ShenZhen, P.R. China Telephone: 86-755-8601 6288 Fax: 86-755-8601 6751 TRF No.: FCC SAR_b Page 1 of 64 SAR TEST REPORT For UNI-TREND TECHNOLOGY (CHINA) CO.,LTD. Product Description: Expert Thermal Imager FCC ID: 2APMK-6401218X Model No.: UTi640X, UTi640XH, UTi384X, UTi384XH Report No.: 250725021SZN-001 Issue Date: 12 January 2026 Prepared and Checked by: Approved by: Tenet Cao Assistant Engineer Damon Wang Team Leader 12 January 2026 Intertek Report No.: 250725021SZN-001 TRF No.: FCC SAR b Page 2 of 64 Table of Contents 1. General Information ......................................................................................................................... 3 2. Statement of Compliance ................................................................................................................. 3 3. Equipment Under Test (EUT) Technical Description ........................................................................ 4 4. Auxiliary Equipment Details .............................................................................................................. 4 5. Test Facility ....................................................................................................................................... 5 6. Guidance Standard ........................................................................................................................... 5 7. EUT Antenna Locations ..................................................................................................................... 6 8. RF Exposure ...................................................................................................................................... 8 9. Specific Absorption Rate (SAR) ......................................................................................................... 9 10. SAR Measurements System Configuration ................................................................................. 10 11. Measurement Procedures .......................................................................................................... 23 12. Test Results ................................................................................................................................. 25 13. Measurement Uncertainty ......................................................................................................... 27 14. Main Test Instrument ................................................................................................................. 28 ANNEX A: Test Layout and Setup ............................................................................................................ 29 ANNEX B: System Check Results ............................................................................................................. 30 ANNEX C: Maximum Graph Results ........................................................................................................ 33 ANNEX D: System Validation .................................................................................................................. 36 ANNEX E: Probe, DAE and Dipole Calibration Certificate ....................................................................... 37 Intertek Report No.: 250725021SZN-001 TRF No.: FCC SAR b Page 3 of 64 1. General Information Applicant: UNI-TREND TECHNOLOGY (CHINA) CO.,LTD. No 6, Gong Ye Bei 1 st Road, Songshan Lake National High-Tech Industrial Development Zone, Dongguan City, Guangdong Province, China Manufacturer: UNI-TREND TECHNOLOGY (CHINA) CO.,LTD. No 6, Gong Ye Bei 1 st Road, Songshan Lake National High-Tech Industrial Development Zone, Dongguan City, Guangdong Province, China Product Description: Expert Thermal Imager Model Number: UTi640X, UTi640XH, UTi384X, UTi384XH Sample Number: Z250725021-001 File Number: 250725021SZN-001 Date of Test: 25 July 2025 to 05 August 2025 The above equipment was tested by Intertek Testing Services Shenzhen Ltd. Longhua Branch. The test data, data evaluation, test procedures, and equipment configurations shown in this report were made in accordance with the procedures given in IEEE 1528-2013 and KDB 865664. This device is in compliance with Specific Absorption Rate (SAR) for general population/uncontrolled exposure limits (4.0 W/kg) specified in ANSI/IEEE C95.1-1992. The software and languages for different models are different, while the other hardware and design are the same. The test results of this report relate only to the tested sample identified in…

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R RDD017-7 Reproduction or issue to third parties in any form whatever is not permitted without written authority from the proprietors. All right strictly reserved. 1 2 3 4 5 冯为瑞 202 5 / 0 8 / 26 冯为瑞 202 5 /0 8 / 26 UTi640X 1 0 初版本 UTi640X 磁角度传感器连接 板原理图 V 1 _ 0 120300004682X 优 利 德 科 技 ( 中 国 )股份 有 限 公 司 UNI-TREND TECHNOLOGY (CHINA) CO., LTD 1 1 GND GND GND Hall_OUT Hall_I2C_SCLHall_I2C_SDAHall_PG0Hall_DIR R2 10K/1% NC C1100nF/25V R110K/1% U1AS5600 VDD5V 1 VDD3V3 2 OUT 3 GND 4 PGO 5 SDA 6 SCL 7 DIR 8 VDD

UNI-TREND TECHNOLOGY (CHINA) CO.,LTD. TEST REPORT SCOPE OF WORK EMC TESTING–SEE PAGE 2 REPORT NUMBER 250603077GZU-001 ISSUE DATE [REVISED DATE] 08-January-2026 [--------------------] PAGES 69 DOCUMENT CONTROL NUMBER FCC WIFI © 2021 INTERTEK TEST REPORT Room101/301/401/102/202/302/ 402/502/602/702/802, No. 7-2, Caipin Road, Huangpu District, Guangzhou, Guangdong, China Telephone: +86 20 8213 9688 Facsimile: +86 20 3205 7538 www.intertek.com.cn This report is for the exclusive use of Intertek's Client and is provided pursuant to the agreement between Intertek and its Client. Intertek's responsibility and liability are limited to the terms and conditions of the agreement. Intertek assumes no liability to any party, other than to the Client in accordance with the agreement, for any loss, expense or damage occasioned by the use of this report. Only the Client is authorized to permit copying or distribution of this report and then only in its entirety. Any use of the Intertek name or one of its marks for the sale or advertisement of the tested material, product or service must first be approved in writing by Intertek. The observations and test results in this report are relevant only to the sample tested. This report by itself does not imply that the material, product, or service is or has ever been under an Intertek certification program. Intertek Testing Services Shenzhen Ltd. Guangzhou Branch Room101/301/401/102/202/302/402/502/602/702/802, No. 7-2, Caipin Road, Huangpu District, Guangzhou, Guangdong, China Version: 17 August 2025 Page 2 of 69 FCC WIFI Applicant Name & Address : UNI-TREND TECHNOLOGY (CHINA) CO.,LTD. No 6, Gong Ye Bei 1 st Road, Songshan Lake National High-Tech Industrial Development Zone, Dongguan,Guangdong Province, China Manufacturing Site : Same as applicant Intertek Report No : 250603077GZU-001 FCC ID : 2APMK-6401218X Test standards 47 CFR PART 15 Subpart C: 2024 section 15.247 Sample Description Product : Expert Thermal Imager Model No. : UTi640X, UTi640XH, UTi384X, UTi384XH Electrical Rating : Powered by 7.2V 5000mAh Li-ion battery, Type-C:5V/3A, 9V/3A Serial No. : Not Labeled Date Received : 03 June 2025 Date Test Conducted : 22 July 2025-05 August 2025 Prepared and Checked By Elena Lei Project Engineer Approved By: Dean Liu Sr. Project Engineer TEST REPORT Intertek Report No.: 250603077GZU-001 Version: 17 August 2025 Page 3 of 69 FCC WIFI CONTENT TEST REPORT ........................................................................................................................... 1 CONTENT ............................................................................................................................. 3 1.0 TEST RESULT SUMMARY ............................................................................................ 4 2.0 GENERAL DESCRIPTION ............................................................................................. 5 2.1 P RODUCT DESCRIPTION ........................................................................................................ 5 2.2 RELATED SUBMITTAL(S) GRANTS ........................................................................................... 5 2.3 TEST METHODOLOGY .......................................................................................................... 6 2.4 T EST FACILITY ..................................................................................................................... 6 3.0 SYSTEM TEST CONFIGURATION ................................................................................. 6 3.1 J USTIFICATION .................................................................................................................... 6 3.2 EUT EXERCISING SOFTWARE ................................................................................................. 7 3.3 SPECIAL ACCESSORIES .......................................................................................................... 7 3.4 MEASUREMENT UNCERTAINTY .............................................................................................. 8 3.5 EQUIPMENT MODIFICATION ................................................................................................. 8 3.6 SUPPORT EQUIPMENT LIST AND DESCRIPTION .......................................................................... 8 4.0 MEASUREMENT RESULTS ........................................................................................ 10 4.1 A NTENNA REQUIREMENT ................................................................................................... 10 4.2 6 DB BANDWIDTH (DTS BANDWIDTH).................................................................................. 11 4.3 DUTY CYCLE ..................................................................................................................... 19 4.4 MAXIMUM AVERAGE CONDUCTED OUTPUT POWER ............................................................... 23 4.5 PEAK POWER SPECTRAL DENSITY ......................................................................................... 25 4.6 OUT OF BAND CONDUCTED EMISSIONS ................................................................................ 33 4.7 RADIATED EMISSIONS ........................................................................................................ 41 4.8 BAND EDGES REQUIREMENT ............................................................................................... 60 4.9 CONDUCTED EMISSION TEST ............................................................................................... 66 5.0 TEST EQUIPMENT LIST ............................................................................................. 69 TEST REPORT Intertek Report No.: 250603077GZU-001 Version: 17 August 2025 Page 4 of 69 FCC WIFI 1.0 TEST RESULT SUMMARY Test Item Test Requirement Test Method Result Antenna Requirement FCC PART 15 C section 15.247 (c) and Section 15.203 FCC PART 15 C section 15.247 (c) and Section 15.203 PASS 6 dB Band…

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UNI-TREND TECHNOLOGY (CHINA) CO.,LTD. TEST REPORT SCOPE OF WORK EMC TESTING–SEE PAGE 2 REPORT NUMBER 250603077GZU-003 ISSUE DATE [REVISED DATE] 08-January-2026 [--------------------] PAGES 49 DOCUMENT CONTROL NUMBER FCC BT 4.0 © 2017 INTERTEK TEST REPORT Room101/301/401/102/202/302/ 402/502/602/702/802, No. 7-2, Caipin Road, Huangpu District, Guangzhou, Guangdong, China Telephone: +86 20 8213 9688 Facsimile: +86 20 3205 7538 www.intertek.com.cn This report is for the exclusive use of Intertek's Client and is provided pursuant to the agreement between Intertek and its Client. Intertek's responsibility and liability are limited to the terms and conditions of the agreement. Intertek assumes no liability to any party, other than to the Client in accordance with the agreement, for any loss, expense or damage occasioned by the use of this report. Only the Client is authorized to permit copying or distribution of this report and then only in its entirety. Any use of the Intertek name or one of its marks for the sale or advertisement of the tested material, product or service must first be approved in writing by Intertek. The observations and test results in this report are relevant only to the sample tested. This report by itself does not imply that the material, product, or service is or has ever been under an Intertek certification program. Intertek Testing Services Shenzhen Ltd. Guangzhou Branch Room101/301/401/102/202/302/402/502/602/702/802, No. 7-2, Caipin Road, Huangpu District, Guangzhou, Guangdong, China Version: 03 December 2025 Page 2 of 49 FCC BT 4.0 Applicant Name & Address : UNI-TREND TECHNOLOGY (CHINA) CO.,LTD. No 6, Gong Ye Bei 1 st Road, Songshan Lake National High-Tech Industrial Development Zone, Dongguan,Guangdong Province, China Manufacturing Site : Same as applicant Intertek Report No: FCC ID: 250603077GZU-003 2APMK-6401218X Test standards 47 CFR PART 15 Subpart C: 2024 section 15.247 Sample Description Product : Expert Thermal Imager Model No. : UTi640X, UTi640XH, UTi384X, UTi384XH Electrical Rating : Powered by 7.2V 5000mAh Li-ion battery, Type-C:5V/3A, 9V/3A Serial No. : Not Labeled Date Received : 03 June 2025 Date Test Conducted : 22 July 2025-23 July 2025 Prepared and Checked By Elena Lei Project Engineer Approved By: Dean Liu Sr. Project Engineer TEST REPORT Intertek Report No.: 250603077GZU-003 Version: 03 December 2025 Page 3 of 49 FCC BT 4.0 CONTENT TEST REPORT ........................................................................................................................... 1 CONTENT ............................................................................................................................. 3 1.0 TEST RESULT SUMMARY ............................................................................................ 4 2.0 GENERAL DESCRIPTION ............................................................................................. 5 2.1 P RODUCT DESCRIPTION ........................................................................................................ 5 2.2 RELATED SUBMITTAL(S) GRANTS ........................................................................................... 5 2.3 TEST METHODOLOGY .......................................................................................................... 6 2.4 T EST FACILITY ..................................................................................................................... 6 3.0 SYSTEM TEST CONFIGURATION ................................................................................. 6 3.1 J USTIFICATION .................................................................................................................... 6 3.2 EUT EXERCISING SOFTWARE ................................................................................................. 7 3.3 SPECIAL ACCESSORIES .......................................................................................................... 7 3.4 MEASUREMENT UNCERTAINTY .............................................................................................. 8 3.5 EQUIPMENT MODIFICATION ................................................................................................. 8 3.6 SUPPORT EQUIPMENT LIST AND DESCRIPTION .......................................................................... 8 4.0 MEASUREMENT RESULTS ........................................................................................ 10 4.1 A NTENNA REQUIREMENT ................................................................................................... 10 4.2 6 DB BANDWIDTH (DTS BANDWIDTH).................................................................................. 11 4.3 MAXIMUM PEAK CONDUCTED OUTPUT POWER ..................................................................... 16 4.4 PEAK POWER SPECTRAL DENSITY ......................................................................................... 21 4.5 OUT OF BAND CONDUCTED EMISSIONS ................................................................................ 26 4.6 RADIATED EMISSIONS ......................................................................................…

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