2BH87-G012.4G RF Module

Attestation Statements (August 14, 2024) TO: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046, USA RE: Attestation Statements Part 2.911(d)(7) request for (FCC ID: 2BH87-G01) (Shenzhen Hertz Innovations Technology Co., Ltd.), the undersigned, hereby authorize (NEWENERGYER LIMITED) to act as our designated U.S. agent for service of process, (Shenzhen Hertz Innovations Technology 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. (NEWENERGYER LIMITED) accepts the responsibility to act as designated U.S. agent for service of process, provides an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. Applicant Information： Company name: Shenzhen Hertz Innovations Technology Co., Ltd. Contact Name: Feng Tan Address: BLDG F, 1/F, Huafeng International Robotics Industrial Park, Hangcheng Avenue, Xixiang Street, Bao'an District, Shenzhen, Guangdong China Telephone No: 13538214502 Email: [email protected] FRN: 0035797364 Signature [Feng Tan] U.S. Agent Information: Company Name: NEWENERGYER LIMITED Address: 1818 S Patton Ct, Denver, CO, 80219 Contact Name: CHUN LIU Telephone No: 213 289 5042 Email: [email protected] FRN: 0034665885 Signature [CHUN LIU]

(Shenzhen Hertz Innovations Technology Co., Ltd.) (August 14, 2024) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(i) request for (FCC ID: 2BH87-G01) [Shenzhen Hertz Innovations Technology 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. Sincerely, (Applicant signature) (Applicant printed name) Feng Tan (Shenzhen Hertz Innovations Technology Co., Ltd.) (August 14, 2024) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(ii) request for (FCC ID: 2BH87-G01) [Shenzhen Hertz Innovations Technology 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 an entity producing “covered” equipment. Sincerely, (Applicant signature) (Applicant printed name) Feng Tan

< Shenzhen Hertz Innovations Technology Co., Ltd.> Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 Company name: Shenzhen Hertz Innovations Technology Co., Ltd. FCC ID: 2BH87-G01 Gentlemen, In accordance with 47CFR 15.212 Modular Transmitters and KDB 996369 D01 ‘Module Certification Guide v02’. FCC ID: 2BH87-G01 has been examined against the following requirements. Items to be covered by Single modular transmitters. Requirement per 15.212 and KDB 996369 D01 ‘Modular Certification Guide v02 Explanation from Grantee 1. The radio elements must have the radio frequency circuitry shielded. Physical components and tuning capacitor(s) may be located external to the shield, but must be on the module assembly YES 2. The module must have buffered modulation/data inputs to ensure that the device will comply with Part 15 requirements with any type of input signal YES 3. The module must contain power supply regulation on the module YES 4. The module must contain a permanently attached antenna, or contain a unique antenna connector, and be marketed and operated only with specific antenna(s), per Sections 15.203, 15.204(b), 15.204(c), 15.212(a), 2.929(b) YES 5. The module must demonstrate compliance in a stand- alone configuration YES 6. The module must be labelled with its permanently affixed FCC ID label, or use an electronic display (See KDB Publication 784748 about labelling requirements) YES 7. The module must comply with all specific rules applicable to the transmitter including all the conditions provided in the integration instructions by the grantee YES 8. The module must comply with RF exposure requirements YES Name: Feng Tan Title: Feng Tan Signature of applicant Date: 2024.08.14

Shenzhen Hertz Innovations Technology Co., Ltd. (August 14, 2024) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR (2.4G RF Module / G01-SPIPXC / FCC ID: 2BH87-G01) To Whom It May Concern: This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the Exhibits Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location No No Attestation Statement No No External Photos No ☐ Block Diagram ☒ ☐ Schematics ☒ ☐ Test Report No No Test Setup Photos No ☐ User’s Manual ☐ NOTE 1 ☒ Internal Photos ☐ NOTE 1 ☒ Parts List / Tune Up ☐ ☐ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No No SDR Software / Security Info ☐ No required to be submitted with this application be permanently withheld from public review. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. Please contact me if there is any information you may need. Sincerely, Signature: Name: Feng Tan Title: Engineer

Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 1 of 5 Model: G01-SPIPXC External Photos ANT Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 2 of 5 Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 3 of 5 Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 4 of 5 Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 5 of 5

LABEL: Label Location:

FCC §15.247 (i), §2.1091 – RF Exposure FCC ID: 2BH87-G01 Applied procedures / limit According to FCC §15.247(i) and §1.1307(b)(1), systems operating under the provisions of this 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. Limits for Occupational / Controlled Exposure Frequency Range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/ cm 2 ) Averaging Time |E| 2 ,|H| 2 or S (minutes) 0.3-3.0 614 1.63 (100)* 6 3.0-30 1842 / f 4.89 / f (900 / f)* 6 30-300 61.4 0.163 1.0 6 300-1500 F/300 6 1500-100,000 5 6 Note: ƒ is frequency in MHz * = Power density limit is applicable at frequencies greater than 100 MHz Limits for General Population / Uncontrolled Exposure Frequency Range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/ cm 2 ) Averaging Time |E| 2 ,|H| 2 or S (minutes) 0.3-1.34 614 1.63 (100)* 30 1.34-30 824/f 2.19/f (180/f)* 30 30-300 27.5 0.073 0.2 30 300-1500 F/1500 30 1500-100,000 1.0 30 Note: f = frequency in MHz * = Plane-wave equivalent power density MPE PREDICTION Predication of MPE limit at a given distance, Equation from OET Bulletin 65, Edition 97-01 Where: S = power density P = power input to antenna G = power gain of the antenna in the direction of interest relative to an isotropic radiator R = distance to the center of radiation of the antenna,R=20cm Test Result of RF Exposure Evaluation Modes& Channel Freq. (MHz) Tune up Produce power Maximu m peak output power (dBm) Output power to antenna (mW) Antenna Gain (numeric) Power Density (S) (mW/ cm2) Limit (mW / cm2 ) Result 2.4GHz GFSK& MCH 1±1 2 1.5849 2.2233 (3.47dBi) 0.0007 1 Pass

1 Phone：0755-23205219Officialwebsite：http://www.hxrf-antenna.com/ Address：Address:2ndand5thFloor,WestofBuildingC10,Xin'anSecondIndustrialZone, GuxingCommunity,XixiangStreet,Bao'anDistrict,Shenzhen PassISO9001QualityManagement SystemCertification CertificateNumber：06520Q01851ROM SPECIFICATIONFORAPPROVA ShenzhenHXAntennaCo.,Ltd. L Nameofthecompany ： Nameofanarticle ： FPCantenn2.4Ga Materialcode ： HX-FPC24-289-8300D1 Customeritemnumber ： Specifications:Seethespecification Date ： 2024-08-02 Customercountersignature: DepartmentofEngin eering QualitydepartmentApprove ShenzhenhongxintechnologyelectronicsCo.Ltd: DepartmentofEngin eering QualitydepartmentApprove HuangXiaoyuZhangHuanZhuangWeifeng Shenzhen HX Antenna Co., Ltd. 2 Phone：0755-23205219Officialwebsite：http://www.hxrf-antenna.com/ Address：Address:2ndand5thFloor,WestofBuildingC10,Xin'anSecondIndustrialZone, GuxingCommunity,XixiangStreet,Bao'anDistrict,Shenzhen PassISO9001QualityManagement SystemCertification CertificateNumber：06520Q01851ROM 一： Antennaparameter DesignSpecificationsTypicalUnits 天线形式(Antennaform) FPCantenna N/A 工作频率（workingFrequency）2400-2500MHZ 增益(Gain)3.47 天线效率（Antennaefficiency dBi ）35~80% 电压驻波比（VSWR）<1.8N/A 极化方式（ Polarization ）verticalpolarizationN/A 辐射方向（Radiationpattern）360°N/A 馈电阻抗（impedance）50ohm 功率容量（Powerhandling）33dbm 天线接口（Interface）SMAInternalscrewneedleN/A 天线尺寸（Antennasize）28*9mm 重量（Weight）NorequirementN/A 工作温度（ Operating Temp）-30-70°C 储存温度（StoringTemp）-30-70°C 3 Phone：0755-23205219Officialwebsite：http://www.hxrf-antenna.com/ Address：Address:2ndand5thFloor,WestofBuildingC10,Xin'anSecondIndustrialZone, GuxingCommunity,XixiangStreet,Bao'anDistrict,Shenzhen PassISO9001QualityManagement SystemCertification CertificateNumber：06520Q01851ROM 二：Antennaphysicaldiagram Fill: 1.Theantennaparametersaretestedaccordingtothesimulatedenvironment, andtherewillbeperformancedeviationsfordifferentproducts. 2.Thefunctionoftheantennaissensitive.Pleaseinformustoevaluateif thereisanychangeintheperipheralstructureofthemainbody. 三、VSWR（电压驻波比）/ReturnLoss（回波损耗）/SmithChart （史密斯圆图） 4 Phone：0755-23205219Officialwebsite：http://www.hxrf-antenna.com/ Address：Address:2ndand5thFloor,WestofBuildingC10,Xin'anSecondIndustrialZone, GuxingCommunity,XixiangStreet,Bao'anDistrict,Shenzhen PassISO9001QualityManagement SystemCertification CertificateNumber：06520Q01851ROM 四： Gain 、 Efficiency 、 Radiationpattren 4.1 Gain、Efficiency 4.2 Radiationpattren 5 Phone：0755-23205219Officialwebsite：http://www.hxrf-antenna.com/ Address：Address:2ndand5thFloor,WestofBuildingC10,Xin'anSecondIndustrialZone, GuxingCommunity,XixiangStreet,Bao'anDistrict,Shenzhen PassISO9001QualityManagement SystemCertification CertificateNumber：06520Q01851ROM 五： D imensions

TEST REPORT Compiled by: Reviewed by: Approved by: Zhou Kui Arron Liu Bin Mei / Director Note: If there is any objection to the inspection results in this report, please submit a written report to the company within 15 days from the date of receiving the report. The test report is effective only with both signature and specialized stamp. This result(s) shown in this report refer only to the sample(s) tested. Without written approval of Shenzhen CTB Testing Technology Co., Ltd. this report can’t be reproduced except in full. The tested sample(s) and the sample information are provided by the client. “*” indicates the testing items were fulfilled by subcontracted lab. “#” indicates the items are not in CNAS accreditation scope. Product Name: 2.4G RF Module FCC ID: 2BH87-G01 Trademark: Model Number: G01-SPIPXC Prepared For: Shenzhen Hertz Innovations Technology Co., Ltd. Address: BLDG F, 1/F, Huafeng International Robotics Industrial Park, Hangcheng Avenue, Xixiang Street, Bao'an District, Shenzhen, Guangdong China Manufacturer: Chengdu Zeyao Technology Co., Ltd Address: Chengdu Zeyao Technology Co., Ltd., Room 208, Chengdu Intelligent Information Industry Park, No. 898 Baicao Road, Pidu District, Chengdu City, China Prepared By: Shenzhen CTB Testing Technology Co., Ltd. Address: 1&2/F., Building A, No.26, Xinhe Road, Xinqiao, Xinqiao Street, Bao'an District, Shenzhen, Guangdong, China Sample Received Date: Jul. 15, 2024 Sample tested Date: Jul. 15, 2024 to Aug. 01, 2024 Issue Date: Aug. 01, 2024 Report No.: CTB240801055RFX Test Standards FCC CFR Title 47 Part 15 Subpart C Section 15.247 ANSI C63.10:2013 Test Results PASS Remark: This is 2.4GHz radio test report. Shenzhen CTB Testing Technology Co., Ltd. Report No.: CTB240801055RFX Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 2 of 35 TABLE OF CONTENT Test Report Declaration Page 1. VERSION .......................................................................................................................................... 3 2. TEST SUMMARY ............................................................................................................................. 4 3. MEASUREMENT UNCERTAINTY ................................................................................................... 5 4. PRODUCT INFORMATION AND TEST SETUP ............................................................................. 6 4.1 Product Information ............................................................................................................................ 6 4.2 Test Setup Configuration ................................................................................................................... 6 4.3 Support Equipment ............................................................................................................................ 6 4.4 Channel List ....................................................................................................................................... 7 4.5 Test Mode .......................................................................................................................................... 7 4.6 Test Environment ............................................................................................................................... 7 5. TEST FACILITY AND TEST INSTRUMENT USED ......................................................................... 8 5.1 Test Facility ........................................................................................................................................ 8 5.2 Test Instrument Used ......................................................................................................................... 8 6. AC POWER LINE CONDUCTED EMISSION .................................................................................. 11 6.1 Block Diagram Of Test Setup ........................................................................................................... 11 6.2 Limit .................................................................................................................................................. 11 6.3 Test procedure ................................................................................................................................. 11 6.4 Test Result ....................................................................................................................................... 13 7. RADIATED SPURIOUS EMISSION ............................................................................................... 15 7.1 Block Diagram Of Test Setup ........................................................................................................... 15 7.2 Limit .................................................................................................................................................. 15 7.3 Test procedure ................................................................................................................................. 16 7.4 Test Result ....................................................................................................................................... 17 8. BAND EDGE AND RF COUNDUCTED SPURIOUS EMISSIONS ................................................ 24 8.1 Block Diagram Of Test Setup ........................................................................................................... 24 8.2 Limit .................................................................................................................................................. 24 8.3 Test procedure ................................................................................................................................. 24 8.4 Test Result ....................................................................................................................................... 25 9. COUDUCTED OUTPUT POWER .............................................…

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Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 1 of 2 Model: G01-SPIPXC Radiated Emission Below 1G Above 1G Shenzhen CTB Testing Technology Co., Ltd. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 2 of 2 Conducted emissions