2BTEP-5GY0MMS00Meter

Guangzhou Chuangrui Vehicle Devices Ltd., co. Covered Equipment Certification Attestation Letter 2025-12-23 Nemko North America, Inc. 303 River Road Ottawa K1V 1H2 Canada ATTN.: Reviewing Engineer FCC ID: 2BTEP-5GY0MMS00 Guangzhou Chuangrui Vehicle Devices Ltd., co. (“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. Guangzhou Chuangrui Vehicle Devices Ltd., co. (“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. Guangzhou Chuangrui Vehicle Devices Ltd., co. (“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: Yao Zhijian Title: Manager Company Name: Guangzhou Chuangrui Vehicle Devices Ltd., co. Address: NO.8 Shenshan East Road Baiyun District, Guangzhou, China Guangzhou Chuangrui Vehicle Devices Ltd., co. Phone: 13682292030 E-Mail: [email protected] Date: 2025-12-23

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: FCC US Agent, LLC FRN: 0033402884 Contact Name: Tim Payne Address: 3722 Illinois Avenue, Saint Charles, IL, 60174, USA Telephone No: 708-571-3148 Email: [email protected] Applicant: Company name: Guangzhou Chuangrui Vehicle Devices Ltd., co. Product Description: Meter Grantee code: 2BTEP FCC ID: 2BTEP-5GY0MMS00 FRN：0037694296 Contact Name: Yao Zhijian Address: NO.8 Shenshan East Road Baiyun District, Guangzhou, P.R.C Telephone No: （86-20）36418228 Email: [email protected] Guangzhou Chuangrui Vehicle Devices Ltd., co.certifies that, as of the date of this filing of the application with the TCB, [FCC US Agent, LLC] is our designated US agent for service of process for the above referenced FCC ID. Guangzhou Chuangrui Vehicle Devices Ltd., co. 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. [FCC US Agent, 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: 2025-12-23 Applicant’s Name: Yao Zhijian US Agent’s Name: Tim Payne Title: Manager Title: Manager Signature： Signature

Guangzhou Chuangrui Vehicle Devices Ltd., co. 2025-12-23 Nemko North America, Inc. 303 River Road Ottawa, Ontario, Canada K1V 1H2 AUTHORITY TO ACT AS AGENT - FCC On our behalf, I appoint Damon Hu, Guangdong Dongdian Testing Service Co.,Ltd.( Unit 2, Building 1, No.17, Zongbu 2nd Road, Songshan Lake Park, Dongguan, Guangdong, China, 523808), 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 FCC regulations will have affixed to it a label identical to that submitted for approval with this application. In signing this letter, Applicant certifies that neither the applicant nor any party to the application is not subject to a denial of Federal benefits, that include FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. § 862 because of a conviction for possession or distribution of a controlled substance. See 47 CFR 1.2002(b) for the definition of a "party" for these purposes. 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, as specified by Nemko North America Inc., still resides still resides with us. Sincerely, Printed name: Yao Zhijian Title: Manager Company Name: Guangzhou Chuangrui Vehicle Devices Ltd., co. Address: NO.8 Shenshan East Road Baiyun District, Guangzhou, China Phone: 13682292030 E-Mail: [email protected] Date: 2025-12-23

Guangzhou Chuangrui Vehicle Devices Ltd., co. 2025-12-23 Nemko North America, Inc. 303 River Road Ottawa, Ontario, Canada K1V 1H2 REQUEST FOR CONFIDENTIALITY – FCC FCC ID: 2BTEP-5GY0MMS00 Pursuant to Sections 0.457(d) and 0.459 of the Commission’s Rules and FCC Guidance document 726920, we hereby request permanent confidential treatment of exhibits identified as such in the table below and request they are permanently withheld from public review based on the documents containing trade secrets and proprietary information not customarily released to the public. The public disclosure of this information might be harmful to the applicant and provide unjustified benefits to its competitors. We also request short-term confidentiality on certain exhibits until the intended date of marketing as outlined below. We request the exhibits be withheld from public view for a period of 180 days. We attest marketing of the product will only commence after the period of short-term confidentiality expires, or if marketing is to commence before the requested number of days listed above, the grantee will inform Nemko to release the Short-Term Confidentiality information withheld on the FCC equipment authorization website. Exhibit Type of Confidentiality Requested Block Diagrams ☒ Permanent ☐ Short Term External Photos ------------------ ☒ Short Term Internal Photos ☐ Permanent* ☒ Short Term Operation Description ☒ Permanent ☐ Short Term Parts List & Placement/BOM ☐ Permanent ☐ Short Term Tune-Up Procedure ☐ Permanent ☐ Short Term Schematic Diagrams ☒ Permanent ☐ Short Term Test Setup Photos ------------------ ☒ Short Term User’s Manual ☐ Permanent* ☒ Short Term The asterisked items (*) require further information to be provided in this justification letter before permanent confidentiality will be extended to these exhibits. Please refer to FCC KDB 726920 D01 found at: https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=41731 and review section II, 3) regarding specific information that must accompany these requests. Note: any documents held under the Short-Term confidentiality will automatically become public after the requested time if an appropriate extension request has not been received. Any exhibits (i.e., schematic diagrams) that may have already been requested to have “Permanent” confidentiality as shown above need not be repeated under Short-Term confidentiality request. Sincerely, Signed : Printed name: Yao Zhijian Title: Manager Company Name: Guangzhou Chuangrui Vehicle Devices Ltd., co. Guangzhou Chuangrui Vehicle Devices Ltd., co. Address: NO.8 Shenshan East Road Baiyun District, Guangzhou, China Phone: 13682292030 E-Mail: [email protected] Date: 2025-12-23

Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E14 TRF No.: RT-4-E-006Page 1 of 8 RF EXPOSURE REPORT Applicant : Guangzhou Chuangrui Vehicle Devices Ltd.,co. Address of Applicant : NO.8 Shenshan East Road Baiyun District, Guangzhou, P.R.C Manufacturer : Guangzhou Chuangrui Vehicle Devices Ltd.,co. Address of Manufacturer : NO.8 Shenshan East Road Baiyun District, Guangzhou, P.R.C Equipment under Test : Meter Model No. : 5GY0-MMS-00 FCC ID : 2BTEP-5GY0MMS00 Test Standard(s) : KDB447498 D01 General RF Exposure Guidance v06 Report No. : DDT-RE25072428-1E14 Issue Date : 2026/01/14 Issue By : Guangdong Dongdian Testing Service Co., Ltd. Unit 2, Building 1, No. 17, Zongbu 2nd Road, Songshan Lake Park, Dongguan, Guangdong, China, 523808 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E14 TRF No.: RT-4-E-006Page 2 of 8 Table of Contents 1.General Test Information..............................................................................................5 1.1.Description of EUT .......................................................................................................5 1.2.Accessories of EUT......................................................................................................5 1.3.Test laboratory .............................................................................................................6 2.RF Exposure evaluation for FCC .................................................................................7 2.1.Assessment procedure.................................................................................................7 2.2.Assess result ................................................................................................................8 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E14 TRF:RT-4-E-006Page 3 of 8 $!CeMetaLims!digital$ Test Report Declare Applicant : Guangzhou Chuangrui Vehicle Devices Ltd.,co. Address of Applicant : NO.8 Shenshan East Road Baiyun District, Guangzhou, P.R.C Equipment under Test : Meter Model No. : 5GY0-MMS-00 Manufacturer : Guangzhou Chuangrui Vehicle Devices Ltd.,co. Address of Manufacturer : NO.8 Shenshan East Road Baiyun District, Guangzhou, P.R.C Test Standard Used: KDB447498 D01 General RF Exposure Guidance v06 We Declare: The equipment described above is tested by Guangdong Dongdian Testing Service Co., Ltd. and in the configuration tested the equipment complied with the standards specified above. The test results are contained in this test report and Guangdong Dongdian Testing Service Co., Ltd. is assumed of full responsibility for the accuracy and completeness of these tests. Report No.:DDT-RE25072428-1E14 Date of Receipt:2025/07/31Date of Test:2025/07/31 - 2026/01/13 Note: This report applies to above tested sample only. This report shall not be reproduced in parts without written approval of Guangdong Dongdian Testing Service Co., Ltd. Created: Jacky HuangReviewed: Johnson HuangApproved: Ella Gong 2026/01/122026/01/132026/01/14 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E14 TRF:RT-4-E-006Page 4 of 8 Revision History VersionRevision ContentIssue DateApproved V0Initial issue2026/01/14Ella Gong Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E14 TRF:RT-4-E-006Page 5 of 8 1. General Test Information 1.1. Description of EUT EUT Name:Meter Model Number:5GY0-MMS-00 EUT Function Description:Please reference user manual of this device Power Supply:DC 12V Bluetooth 1 Antenna Type:FPC antenna Max Antenna Gain (dBi):4.12 Radio Specification:Bluetooth BR/EDR/LE Operation Frequency:2402 MHz to 2480 MHz Modulation: GFSK, π/4-DQPSK, 8DPSK Bluetooth 2 Antenna Type:PCB antenna Max Antenna Gain (dBi):4.13 Radio Specification:Bluetooth BR/EDR/LE Operation Frequency:2402 MHz to 2480 MHz WIFI Radio Specification:IEEE 802.11b/g/n/a/ac Operation Frequency: 2.4G band: IEEE 802.11b: 2412MHz to 2462MHz IEEE 802.11g: 2412MHz to 2462MHz IEEE 802.11n20: 2412MHz to 2462MHz IEEE 802.11n40: 2422MHz to 2452MHz 5.8G band: 5745 MHz to 5825 MHz Modulation: IEEE 802.11b: DSSS (CCK, DQPSK, DBPSK) IEEE 802.11g: OFDM (64QAM, 16QAM, QPSK, BPSK) IEEE 802.11n: OFDM (64QAM, 16QAM, QPSK, BPSK) IEEE 802.11a: OFDM (64QAM, 16QAM, QPSK, BPSK) IEEE 802.11ac: OFDM (256QAM, 64QAM, 16QAM, QPSK, BPSK) Antenna Type:FPC antenna Max Antenna Gain (dBi): 2.4G band: 4.12 5.8G band: 7.07 Note: The above EUT information is declared by manufacturer and for more detailed features description please refer to the manufacturer's specifications or User's Manual. 1.2. Accessories of EUT AccessoriesManufacturerModel numberDescription //// Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E14 TRF:RT-4-E-006Page 6 of 8 1.3. Test laboratory Guangdong Dongdian Testing Service Co., Ltd. Add.: Unit 2, Building 1, No. 17, Zongbu 2nd Road, Songshan Lake Park, Dongguan, Guangdong, China, 523808. Tel.: +86-0769-38826678, http://www.dgddt.com, Email: [email protected]. CNAS Accreditation No. L6451; A2LA Accreditation Number: 3870.01 FCC Designation Number: CN1182, Test Firm Registration Number: 540522 Innovation, Science and Economic Development Canada Site Registration Number: 10288A Conformity Assessment Body identifier: CN0048 VCCI facility registration number: C-20087, T-20088, R-20123, R-20240, G-20118 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E14 TRF:RT-4-E-006Page 7 of 8 2. RF Exposure evaluation for FCC 2.1. Assessment procedure Requirement: Systems operating under the provisions of FCC 47 CFR section shall be operated in a manner that ensures that the public is not exposed to radio frequency energy level in excess of the Commission’s guidelines. In accordance with 47 CFR FCC Part 2 Subpart J, section 2.1091 this device has been defined as mobile device whereby a distance of 0.2 m normally can be maintained between the user and the device, and below RF Permissible Exposure limit shall comply wi…

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Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF: RT-4-E-005Page 1 of 97 RADIO TEST REPORT Applicant : Guangzhou Chuangrui Vehicle Devices Ltd.,co. Address of Applicant : NO.8 Shenshan East Road Baiyun District, Guangzhou, P.R.C Manufacturer : Guangzhou Chuangrui Vehicle Devices Ltd.,co. Address of Manufacturer : NO.8 Shenshan East Road Baiyun District, Guangzhou, P.R.C Equipment under Test : Meter Model No. : 5LY0-MMS-00 FCC ID : 2BTEP-5GY0MMS00 IC : 34894-5GY0MMS00 Test Standard(s) : FCC Rules and Regulations Part 15 Subpart C, RSS-247 Issue 4 July 24, 2025, RSS-Gen Issue 5, Apr. 2018, Amendment 2 (February 2021), ANSI C63 10-2020+Cor.1-2023+C63.10a-2024+ Errata to C63.10a-2024 Report No. : DDT-RE25072428-1E01 Issue Date : 2026/01/14 Issue By : Guangdong Dongdian Testing Service Co., Ltd. Unit 2, Building 1, No. 17, Zongbu 2nd Road, Songshan Lake Park, Dongguan, Guangdong, China, 523808 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF: RT-4-E-005Page 2 of 97 Table of Contents 1.Summary of Test Results .............................................................................................7 2.General Test Information..............................................................................................8 2.1.Description of EUT .......................................................................................................8 2.2.Accessories of EUT......................................................................................................9 2.3.Block diagram of EUT configuration for test.................................................................9 2.4.Decision of final test mode ...........................................................................................9 2.5.Deviations of test standard.........................................................................................10 2.6.Test environment conditions ......................................................................................10 2.7.Test laboratory ...........................................................................................................10 2.8.Measurement uncertainty...........................................................................................11 3.Equipment Used During Conductive Test ..................................................................12 4.20 dB Bandwidth ........................................................................................................13 4.1.Block diagram of test setup ........................................................................................13 4.2.Limits ..........................................................................................................................13 4.3.Test procedure ...........................................................................................................13 4.4.Test result...................................................................................................................14 4.5.Test graphs ................................................................................................................15 5.99% Bandwidth ..........................................................................................................18 5.1.Block diagram of test setup ........................................................................................18 5.2.Limits ..........................................................................................................................18 5.3.Test procedure ...........................................................................................................18 5.4.Test result...................................................................................................................19 5.5.Test graphs ................................................................................................................20 6.Maximum Peak Output Power....................................................................................23 6.1.Block diagram of test setup ........................................................................................23 6.2.Limits ..........................................................................................................................23 6.3.Test procedure ...........................................................................................................23 6.4.Test result...................................................................................................................24 6.5.Test graphs ................................................................................................................25 7.Carrier Frequency Separation ....................................................................................28 7.1.Block diagram of test setup ........................................................................................28 7.2.Limits ..........................................................................................................................28 7.3.Test procedure ...........................................................................................................28 7.4.Test result...................................................................................................................29 7.5.Test graphs ................................................................................................................30 8.Dwell Time..................................................................................................................31 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF: RT-4-E-005Page 3 of 97 8.1.Block diagram of test setup ........................................................................................31 8.2.Limits ..........................................................................................................................31 8.3.Test procedure ....…

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Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF:RT-4-E-005Page 46 of 97 2DH5_Ant1_Low_Hop_2402 2DH5_Ant1_High_Hop_2480 3DH5_Ant1_Low_2402 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF:RT-4-E-005Page 47 of 97 3DH5_Ant1_High_2480 3DH5_Ant1_Low_Hop_2402 3DH5_Ant1_High_Hop_2480 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF:RT-4-E-005Page 48 of 97 11. RF Conducted Spurious Emissions 11.1. Block diagram of test setup 11.2. Limits In any 100 kHz bandwidth outside the frequency bands in which the spread spectrum intentional radiator in operating, the radio frequency power that is produced by the intentional radiator shall be at least 20 dB below that in the 100 kHz bandwidth within the band that contains the highest level of the desired power. 11.3. Test procedure (1) Connect EUT’s antenna output to spectrum analyzer by RF cable. (2) Establish a reference level by using the following procedure: Center frequency:Test frequency RBW:100 kHz VBW:300 kHz Span:Wide enough to capture the peak level of the in-band emission Detector Mode:Peak Sweep time:Auto Trace mode:Max hold (3) Allow the trace to stabilize, use the peak marker function to determine the maximum peak power level to establish the reference level. (4) Set the spectrum analyzer as follows: RBW:100 kHz VBW:300 kHz Span:Encompass frequency range to be measured Number of measurement points:≥Span/RBW Detector Mode:Peak Sweep time:Auto Trace modeMax hold (5) Allow the trace to stabilize, use the peak marker function to determine the maximum amplitude of all unwanted emissions outside of the authorized frequency band. Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF:RT-4-E-005Page 49 of 97 11.4. Test result Test Engineer:Huang YanwenTest Site:RF Measurement system 4# Ambient Condition: 23.8-26.9°C,38.5-46.4%RH Test Date:2025.09.12-2025.11.21 Test Power Supply:DC 12VSample Number:S25072428-003 Mode Frequency (MHz) Verdict Hopping off 2402Pass Hopping off 2441Pass DH5 Hopping off 2480Pass Hopping off 2402Pass Hopping off 2441Pass 2DH5 Hopping off 2480Pass Hopping off 2402Pass Hopping off 2441Pass 3DH5 Hopping off 2480Pass Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF:RT-4-E-005Page 50 of 97 11.5. Test graphs DH5_Ant1_2402_0~Reference DH5_Ant1_2402_30~1000 DH5_Ant1_2402_1000~26500 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF:RT-4-E-005Page 51 of 97 DH5_Ant1_2441_0~Reference DH5_Ant1_2441_30~1000 DH5_Ant1_2441_1000~26500 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF:RT-4-E-005Page 52 of 97 DH5_Ant1_2480_0~Reference DH5_Ant1_2480_30~1000 DH5_Ant1_2480_1000~26500 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF:RT-4-E-005Page 53 of 97 2DH5_Ant1_2402_0~Reference 2DH5_Ant1_2402_30~1000 2DH5_Ant1_2402_1000~26500 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF:RT-4-E-005Page 54 of 97 2DH5_Ant1_2441_0~Reference 2DH5_Ant1_2441_30~1000 2DH5_Ant1_2441_1000~26500 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF:RT-4-E-005Page 55 of 97 2DH5_Ant1_2480_0~Reference 2DH5_Ant1_2480_30~1000 2DH5_Ant1_2480_1000~26500 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF:RT-4-E-005Page 56 of 97 3DH5_Ant1_2402_0~Reference 3DH5_Ant1_2402_30~1000 3DH5_Ant1_2402_1000~26500 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF:RT-4-E-005Page 57 of 97 3DH5_Ant1_2441_0~Reference 3DH5_Ant1_2441_30~1000 3DH5_Ant1_2441_1000~26500 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF:RT-4-E-005Page 58 of 97 3DH5_Ant1_2480_0~Reference 3DH5_Ant1_2480_30~1000 3DH5_Ant1_2480_1000~26500 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF:RT-4-E-005Page 59 of 97 12. Duty cycle 12.1. Block diagram of test setup 12.2. Limit Just for Report. 12.3. Test procedure (1) Connected the EUT’s antenna port to the Spectrum Analyzer by suitable attenuator, The cable loss and attenuator loss have been put into spectrum analyzer as amplitude offset. set the Spectrum Analyzer as below: Centre Frequency: The centre frequency of the middle hopping channel. Resolution BW: 10 MHz. Video BW: 10 MHz. Span: Zero span. Detector: Peak. Trace Mode: Clear Write. Sweep: Video Trigger (2) When the trace is complete, measure the sending time of 1 burst and the duty cycle of 1 burst cycle. (3) Calculate dwell time follow below formula: Duty cycle= Pulse’s on time / Burst cycle Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF:RT-4-E-005Page 60 of 97 12.4. Test result Test Engineer:Huang YanwenTest Site:RF Measurement system 4# Ambient Condition: 23.8-26.9°C,38.5-46.4%RH Test Date:2025.09.12-2025.11.21 Test Power Supply:DC 12VSample Number:S25072428-003 Test ModeAntenna Frequency [MHz] ON Time [ms] Period [ms] Duty Cycle [%] Duty Cycle Factor [dB] 24022.883.7576.801.15 24412.883.7576.801.15 DH5Ant1 24802.883.7576.801.15 24022.893.7676.861.14 24412.883.7576.801.15 2DH5Ant1 24802.893.7676.861.14 24022.893.7577.071.13 24412.893.7577.071.13 3DH5Ant1 24802.893.7577.071.13 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF:RT-4-E-005Page 61 of 97 12.5. Test graphs DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF:RT-4-E-005Page 62 of 97 2DH5_Ant1_2402 2DH5_Ant1_2441 2DH5_Ant1_2480 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF:RT-4-E-005Page 63 of 97 3DH5_Ant1_2402 3DH5_Ant1_2441 3DH5_Ant1_2480 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E01 TRF:RT-4-E-005Page 64 of 97 13. Antenna Requirements 13.1. Limit For intentional device, according to FCC 47 CFR Section 15.203, an intentional radiator shall be designe…

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Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E05 TRF: RT-4-E-005Page 1 of 97 RADIO TEST REPORT Applicant : Guangzhou Chuangrui Vehicle Devices Ltd.,co. Address of Applicant : NO.8 Shenshan East Road Baiyun District, Guangzhou, P.R.C Manufacturer : Guangzhou Chuangrui Vehicle Devices Ltd.,co. Address of Manufacturer : NO.8 Shenshan East Road Baiyun District, Guangzhou, P.R.C Equipment under Test : Meter Model No. : 5LY0-MMS-00 FCC ID : 2BTEP-5GY0MMS00 IC : 34894-5GY0MMS00 Test Standard(s) : FCC Rules and Regulations Part 15 Subpart C, RSS-247 Issue 4 July 24, 2025, RSS-Gen Issue 5, Apr. 2018, Amendment 2 (February 2021), ANSI C63 10-2020+Cor.1-2023+C63.10a2024+ Errata to C63.10a-2024 Report No. : DDT-RE25072428-1E05 Issue Date : 2026/01/14 Issue By : Guangdong Dongdian Testing Service Co., Ltd. Unit 2, Building 1, No. 17, Zongbu 2nd Road, Songshan Lake Park, Dongguan, Guangdong, China, 523808 Guangdong Dongdian Testing Service Co., Ltd. Report No.:DDT-RE25072428-1E05 TRF: RT-4-E-005Page 2 of 97 Table of Contents 1.Summary of Test Results .............................................................................................7 2.General Test Information..............................................................................................8 2.1.Description of EUT .......................................................................................................8 2.2.Accessories of EUT......................................................................................................9 2.3.Block diagram of EUT configuration for test.................................................................9 2.4.Decision of final test mode ...........................................................................................9 2.5.Deviations of test standard.........................................................................................10 2.6.Test environment conditions ......................................................................................10 2.7.Test laboratory ...........................................................................................................10 2.8.Measurement uncertainty...........................................................................................11 3.Equipment Used During Conductive Test ..................................................................12 4.20 dB Bandwidth ........................................................................................................13 4.1.Block diagram of test setup ........................................................................................13 4.2.Limits ..........................................................................................................................13 4.3.Test procedure ...........................................................................................................13 4.4.Test result...................................................................................................................14 4.5.Test graphs ................................................................................................................15 5.99% Bandwidth ..........................................................................................................18 5.1.Block diagram of test setup ........................................................................................18 5.2.Limits ..........................................................................................................................18 5.3.Test procedure ...........................................................................................................18 5.4.Test result...................................................................................................................19 5.5.Test graphs ................................................................................................................20 6.Maximum Peak Output Power..................................................................................…

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