2BTEF-D300PLUSDual-channel smart charger

Shenzhen Grepow Battery Co., Ltd.

Application Details

Equipment Class: DTS - Digital Transmission System
Date of Grant: Dec 22, 2025
Application Purpose: Original Equipment
Equipment Note: Dual-channel smart charger
Frequency Range: 2402.00000000 - 2480.00000000
Company: Shenzhen Grepow Battery Co., Ltd.
Country: China

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

Attestation Statements

ShenzhenGrepowBatteryCo.,Ltd. Complexbuilding(1stto3rdfloor),2ndbuilding(1stto4thfloor),1stbuilding(1stto4thfloor),HuarongRoad GaofengCommunity,DalangStreet,LonghuaDistrict,Shenzhen,China 1|Page AttestationStatements To:FederalCommunicationsCommissionDate:Dec.18,25 7435OaklandMillsRoad, Columbia,MD21046,USA Subject:AttestationofCompliancewithFCCCoveredListSoftwareRequirements FCCID:2BTEF-D300PLUS ProductName:Dual-channelsmartcharger Thisletterservesasanattestationthattheequipmentidentifiedaboveisnot(selectone)"covered"software asdefinedundertheFederalCommunicationsCommission(FCC)CoveredListrequirements,asoutlined inFCC22-84andKDB986446. Specifically,theundersignedcertifiesthattheequipmentforwhichauthorizationissought: 1.Doesnotcontaincybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab, Inc.oranyofitssuccessors,assignees,parents,subsidiaries,affiliates,oranyentitythathasrebranded orrelabeledsoftwareproducedbytheaforementionedentities. 2.Doesnothavethecapabilitytostore,run,ordeliveranysoftwareidentifiedontheFCCCoveredList, includingbutnotlimitedtocybersecurityandanti-virussoftware. Tosupportthisattestation,theappendixevaluationdocumentationhasbeenpreparedandisincludedinthe certificationfiling. Thisattestationisbasedonathoroughevaluationofthedevice'sdesign,functionality,andsoftware environment.Theundersignedaffirmsthattheinformationprovidedisaccurateandcompletetothebestof theirknowledge. Sincerelyyours, PrintedName:LiqinBin Title:CertifiedEngineer Address:Complexbuilding(1stto3rdfloor),2ndbuilding(1stto4thfloor),1stbuilding(1stto4thfloor), HuarongRoadGaofengCommunity,DalangStreet,LonghuaDistrict,Shenzhen,China Tel.:0755-29045795 Email:[email protected] ShenzhenGrepowBatteryCo.,Ltd. Complexbuilding(1stto3rdfloor),2ndbuilding(1stto4thfloor),1stbuilding(1stto4thfloor),HuarongRoad GaofengCommunity,DalangStreet,LonghuaDistrict,Shenzhen,China 2|Page EvaluationregardingtotheCoveredListSoftware: Compliance Methodology EvaluationProcessResults Deviceis Inherent compliance ☒ TheChipset(s)usedislimitedtorun theCybersecurityoranti-virus software. Compliance ☒ TheMemoryusedislimitedtorunthe Cybersecurityoranti-virussoftware. Compliance ☒ Thereisstoragecapacitylimitationfor storeorinstalltheCybersecurityor anti-virussoftware. Compliance ☒ Operatingsystemusedislimitedto run,installordelivertheCybersecurity oranti-virussoftware. Compliance Deviceisnot Inherent compliance ☐ EvaluationBasedonSoftware BillofMaterials(SBoM) Seeattached“SBoM“ Note:TheSBoMcontentislimited tothescopeofcoveredlist software(e.g.antivirusand cybersecuritysoftware). ☐ EvaluationBasedonScanfor Softwareonthedevice ☐ EvaluationBasedonFilesystemscan ☐ EvaluationBasedonRunning softwarecheck

Attestation Statements

ShenzhenGrepowBatteryCo.,Ltd. Complexbuilding(1stto3rdfloor),2ndbuilding(1stto4thfloor),1stbuilding(1stto4thfloor), HuarongRoadGaofengCommunity,DalangStreet,LonghuaDistrict,Shenzhen,China AttestationStatements NotCoveredEntityApplicant&NotCoveredEquipment To:FederalCommunicationsCommissionDate:12/18/2025 7435OaklandMillsRoad, Columbia,MD21046,USA Ref:InformationRequiredbySection2.911(d)(5)(i)&(ii) FCCID:2BTEF-D300PLUS ShenzhenGrepowBatteryCo.,Ltd.certifiesthat,asofthedateofthefilingoftheapplication,the applicantisnotidentifiedontheCoveredList,establishedpursuantto§1.50002ofreferencechapter, asanentityproducing“covered”communicationequipment.Theequipmentforwhichauthorizationis soughtisnot“covered”telecommunicationsequipmentandvideosurveillanceequipmentproducedby entitiesidentifiedontheCommission’sCoveredListthatprohibitedfromreceivinganequipment authorizationpursuanttosection§2.903oftheFCCrules. Sincerelyyours, PrintedName:LiqinBin Title:CertifiedEngineer Address:Complexbuilding(1stto3rdfloor),2ndbuilding(1stto4thfloor),1stbuilding(1stto4thfloor), HuarongRoadGaofengCommunity,DalangStreet,LonghuaDistrict,Shenzhen,China Tel.:0755-29045795 Email:[email protected]

Attestation Statements

ShenzhenGrepowBatteryCo.,Ltd. 2.911(d)(7)USAAgentv1.5 Section2.911(d)(7)USAAgentforServiceofProcess Companyname:ShenzhenGrepowBatteryCo.,Ltd. Address:Complexbuilding(1stto3rdfloor),2ndbuilding(1stto4thfloor),1stbuilding (1stto4thfloor),HuarongRoadGaofengCommunity,DalangStreet,LonghuaDistrict, Shenzhen,China FCCID:2BTEF-D300PLUS 2.911(d)(7)USADesignatedAgentforServiceofProcess We,[ShenzhenGrepowBatteryCo.,Ltd.]designate[LinkwldLLC] NOTE1 forthe purposeofacceptingserviceofprocessonbehalfoftheapplicant. Applicantconsent:Weacknowledgeourconsenttoacceptserviceofprocessinthe UnitedStatesformattersrelatedtotheapplicableequipment,andatthephysicalU.S. addressandemailaddressofthedesignatedagentandacknowledgeour acceptanceofourobligationtomaintainanagentforserviceofprocessintheUnited Statesfornolessthanoneyearaftereitherwethegranteehavepermanently terminatedallmarketingandimportationoftheapplicableequipmentwithintheU.S., orattheconclusionofanyCommission-relatedadministrativeorjudicialproceeding involvingtheequipment,whicheverislater. Agentobligation:Weacknowledgeourobligationtoacceptserviceofprocessinthe UnitedStatesformattersrelatedtotheapplicableequipmentatourphysicalU.S. addressandemailaddressfornolessthanoneyearaftereitherthegranteehas permanentlyterminatedallmarketingandimportationoftheapplicableequipment withintheU.S.,orattheconclusionofanyCommission-relatedadministrativeor judicialproceedinginvolvingtheequipment,whicheverislater.

Cover Letter(s)

ID Label/Location Info

FCC ID: 2BTEF-D300PLUS

RF Exposure Info

RFEXPOSUREEVALUATION KDB447498D01MobileandPortableDevicesRFExposureProceduresand EquipmentAuthorizationPoliciesv06. AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeused toevaluatetheenvironmentimpactofhumanexposuretoradiofrequency(RF) Radiationasspecifiedin§1.1307(b) EUTSpecification FCCID2BTEF-D300PLUS EUT Dual-channelsmartcharger Frequencyband(Operating)BT:2.402GHz~2.480GHz WLAN:2.412GHz~2.462GHz RLAN:5.180GHz~5.240GHz RLAN:5.260GHz~5.320GHz RLAN: 5.500 GHz~ 5.700 GHz RLAN:5.745GHz~5.825GHz Others: DevicecategoryPortable(<20cmseparation) Mobile(>20cmseparation) Others___ ExposureclassificationOccupational/Controlledexposure(S=5mW/cm2) GeneralPopulation/Uncontrolledexposure(S=1mW/cm2) AntennadiversitySingleantenna Multipleantennas Txdiversity Rxdiversity Tx/Rxdiversity Antennagain(Max)BT:2.33dBi EvaluationappliedMPEEvaluation SAREvaluation LimitsforMaximumPermissibleExposure(MPE) Frequency Range(MHz) ElectricField Strength(V/m) MagneticField Strength(A/m) Power Density(mW/cm 2 ) Average Time (A)LimitsforOccupational/ControlExposures 300-1500----F/3006 1500-100000----56 (B)LimitsforGeneralPopulation/UncontrolExposures 300-1500----F/15006 1500-100000----130 Friistransmissionformula:Pd=(Pout*G)\(4*pi*R2) Where Pd=PowerdensityinmW/cm 2 Pout=outputpowertoantennainMw G=gainofantennainlinearscale Pi=3.1416 R=distancebetweenobservationpointandcenteroftheradiatorincm PdthelimitofMPE,1mW/cm2.Ifweknowthemaximumgainoftheantenna andtotalpowerinputtotheantenna,throughthecalculation,wewillknowthe distancewheretheMPElimitisreached. MaxMeasurementResult OperatingMode Measured Power Tuneup tolerance Max.Tune upPower Antenna Gain Power densityat 20cm Power densityLimits (mW/cm 2 ) (dBm)(dBm)(dBm)(dBi)(mW/cm 2 ) BLE2.602.60±13.602.330.00081 Result:PASS.

Test Report

ReportNo.:1821C50024112501 Page1of33 AppendixTestData ReportNo.:1821C50024112501TestSampleNo.:1-2-2 StartTestDate: 2025-09-19 FinishTestDate:2025-09-19 TestEngineer:Auditor: Temperature:25.5°CRelativeHumidity:49% Pressure:101kPa AppendixA:6dBBandwidth TestResult Test Mode AntennaFrequency[MHz] 6dBBW [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict BLE_1MAnt124020.692401.662402.340.5PASS BLE_1MAnt124400.722439.652440.370.5PASS BLE_1MAnt124800.672479.662480.330.5PASS BLE_2MAnt124021.462401.262402.710.5PASS BLE_2MAnt124401.412439.302440.710.5PASS BLE_2MAnt124801.382479.292480.660.5PASS ReportNo.:1821C50024112501 Page2of33 TestGraphs BLE_1M-Ant1-2402-PASS BLE_1M-Ant1-2440-PASS ReportNo.:1821C50024112501 Page3of33 BLE_1M-Ant1-2480-PASS BLE_2M-Ant1-2402-PASS ReportNo.:1821C50024112501 Page4of33 BLE_2M-Ant1-2440-PASS BLE_2M-Ant1-2480-PASS ReportNo.:1821C50024112501 Page5of33 AppendixB:99%OccupiedBandwidth TestResult Test Mode AntennaFrequency[MHz] OCB [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict BLE_1MAnt124021.02302401.48852402.5115------ BLE_1MAnt124401.01102439.50052440.5115------ BLE_1MAnt124801.02302479.48852480.5115------ BLE_2MAnt124022.03002400.98902403.0190------ BLE_2MAnt124402.05002438.98502441.0350------ BLE_2MAnt124802.04602478.98902481.0350------ ReportNo.:1821C50024112501 Page6of33 TestGraphs BLE_1M-Ant1-2402 BLE_1M-Ant1-2440 ReportNo.:1821C50024112501 Page7of33 BLE_1M-Ant1-2480 BLE_2M-Ant1-2402 ReportNo.:1821C50024112501 Page8of33 BLE_2M-Ant1-2440 BLE_2M-Ant1-2480 ReportNo.:1821C50024112501 Page9of33 AppendixC:Maximumconductedoutputpower TestResultPeak Test Mode Antenna Frequency [MHz] ConductedPeakPower[dBm]ConductedLimit[dBm]Verdict BLE_1MAnt124022.60≤30PASS BLE_1MAnt124401.70≤30PASS BLE_1MAnt124800.59≤30PASS BLE_2MAnt124022.58≤30PASS BLE_2MAnt124401.65≤30PASS BLE_2MAnt124800.54≤30PASS TestGraphsPeak BLE_1M-Ant1-2402-PASS ReportNo.:1821C50024112501 Page10of33 BLE_1M-Ant1-2440-PASS BLE_1M-Ant1-2480-PASS ReportNo.:1821C50024112501 Page11of33 BLE_2M-Ant1-2402-PASS BLE_2M-Ant1-2440-PASS ReportNo.:1821C50024112501 Page12of33 BLE_2M-Ant1-2480-PASS ReportNo.:1821C50024112501 Page13of33 AppendixD:Maximumpowerspectraldensity TestResult TestModeAntennaFrequency[MHz]Result[dBm/3kHz]Limit[dBm/3kHz]Verdict BLE_1MAnt12402-7.66≤8.00PASS BLE_1MAnt12440-9.05≤8.00PASS BLE_1MAnt12480-10.39≤8.00PASS BLE_2MAnt12402-11.66≤8.00PASS BLE_2MAnt12440-11.85≤8.00PASS BLE_2MAnt12480-13.11≤8.00PASS ReportNo.:1821C50024112501 Page14of33 TestGraphs BLE_1M-Ant1-2402-PASS BLE_1M-Ant1-2440-PASS ReportNo.:1821C50024112501 Page15of33 BLE_1M-Ant1-2480-PASS BLE_2M-Ant1-2402-PASS ReportNo.:1821C50024112501 Page16of33 BLE_2M-Ant1-2440-PASS BLE_2M-Ant1-2480-PASS ReportNo.:1821C50024112501 Page17of33 AppendixE:Bandedgemeasurements TestResult Test Mode AntennaChName Frequency [MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict BLE_1MAnt1Low24022.01-57.6≤-17.99PASS BLE_1MAnt1High2480-0.63-57.23≤-20.63PASS BLE_2MAnt1Low24020.01-34.15≤-19.99PASS BLE_2MAnt1High2480-2.26-57.11≤-22.26PASS Remark:1.Regardingthespuriousemissionsfrom30MHzto26.5GHz,thecablelosehavebeen setinthe'offset'oftheSpectrumAnalyzerduringthetest. ReportNo.:1821C50024112501 Page18of33 TestGraphs BLE_1M-Ant1-2402-PASS BLE_1M-Ant1-2480-PASS ReportNo.:1821C50024112501 Page19of33 BLE_2M-Ant1-2402-PASS BLE_2M-Ant1-2480-PASS ReportNo.:1821C50024112501 Page20of33 AppendixF:ConductedSpuriousEmission TestResult Test Mode Antenna Frequency [MHz] Freq.Range [MHz] Ref. Level [dBm] Result [dBm] Limit [dBm] Verdict BLE_1MAnt124020~Reference1.501.50---PASS BLE_1MAnt1240230~10001.50-56.73≤-18.5PASS BLE_1MAnt124021000~265001.50-42.37≤-18.5PASS BLE_1MAnt124400~Reference0.170.17---PASS BLE_1MAnt1244030~10000.17-56.72≤-19.83PASS BLE_1MAnt124401000~265000.17-42.61≤-19.83PASS BLE_1MAnt124800~Reference-1.35-1.35---PASS BLE_1MAnt1248030~1000-1.35-57.66≤-21.35PASS BLE_1MAnt124801000~26500-1.35-41.86≤-21.35PASS BLE_2MAnt124020~Reference0.580.58---PASS BLE_2MAnt1240230~10000.58-58.41≤-19.42PASS BLE_2MAnt124021000~265000.58-43.08≤-19.42PASS BLE_2MAnt124400~Reference-0.99-0.99---PASS BLE_2MAnt1244030~1000-0.99-58.07≤-20.99PASS BLE_2MAnt124401000~26500-0.99-44.17≤-20.99PASS BLE_2MAnt124800~Reference-2.63-2.63---PASS BLE_2MAnt1248030~1000-2.63-57.89≤-22.63PASS BLE_2MAnt124801000~26500-2.63-44.23≤-22.63PASS Remark:Regardingthespuriousemissionsfrom30MHzto26.5GHz,thecablelosehavebeensetinthe 'TDF'oftheSpectrumAnalyzerduringthetest. ReportNo.:1821C50024112501 Page21of33 TestGraphs BLE_1M-Ant1-2402-0~Reference-PASS BLE_1M-Ant1-2402-30~1000-PASS ReportNo.:1821C50024112501 Page22of33 BLE_1M-Ant1-2402-1000~26500-PASS BLE_1M-Ant1-2440-0~Reference-PASS ReportNo.:1821C50024112501 Page23of33 BLE_1M-Ant1-2440-30~1000-PASS BLE_1M-Ant1-2440-1000~26500-PASS ReportNo.:1821C50024112501 Page24of33 BLE_1M-Ant1-2480-0~Reference-PASS BLE_1M-Ant1-2480-30~1000-PASS ReportNo.:1821C50024112501 Page25of33 BLE_1M-Ant1-2480-1000~26500-PASS BLE_2M-Ant1-2402-0~Reference-PASS ReportNo.:1821C50024112501 Page26of33 BLE_2M-Ant1-2402-30~1000-PASS BLE_2M-Ant1-2402-1000~26500-PASS ReportNo.:1821C50024112501 Page27of33 BLE_2M-Ant1-2440-0~Reference-PASS BLE_2M-Ant1-2440-30~1000-PASS ReportNo.:1821C50024112501 Page28of33 BLE_2M-Ant1-2440-1000~26500-PASS BLE_2M-Ant1-2480-0~Reference-PASS ReportNo.:1821C50024112501 Page29of33 BLE_2M-Ant1-2480-30~1000-PASS BLE_2M-Ant1-2480-1000~26500-PASS ReportNo.:1821C50024112501 Page30of33 AppendixG:DutyCycle TestResult Test Mode Antenna Frequency [MHz] ONTime [ms] Period [ms] DutyCycle [%] DutyCycle Factor[dB] BLE_1MAnt1240219.0019.00100.000.00 BLE_1MAnt1244019.0019.00100.000.00 BLE_1MAnt1248019.0019.00100.000.00 BLE_2MAnt1240219.0019.00100.000.00 BLE_2MAnt1244019.0019.00100.000.00 BLE_2MAnt1248019.0019.00100.000.00 ReportNo.:1821C50024112501 Page31of33 TestGraphs NTNV-BLE_1M-Ant1-2402 NTNV-BLE_1M-Ant1-2440 ReportNo.:1821C50024112501 Page32of33 NTNV-BLE_1M-Ant1-2480 NTNV-BLE_2M-Ant1-2402 ReportNo.:1821C50024112501 Page33of33 NTNV-BLE_2M-Ant1-2440 NTNV-BLE_2M-Ant1-2480 ---End---

Test Report

Page 1 of 33 FCC Test Report Report No.:1821C50024112501 Applicant:Shenzhen Grepow Battery Co., Ltd. Address: Complex building (1st to 3rd floor), 2nd building (1st to 4th floor), 1st building (1st to 4th floor), Huarong Road Gaofeng Community, Dalang Street, Longhua District, Shenzhen, China Product Name:Dual-channel smart charger Report Date:2025-12-17 Shenzhen Anbotek Compliance Laboratory Limited #检测章# #资质章# Report No.:1821C50024112501Page 2 of 33 FCC ID: 2BTEF-D300PLUS 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 ...........................................................................................................8 1.7. Additional Instructions .................................................................................................................8 1.8. Test Summary .............................................................................................................................9 1.9. Description of Test Facility ........................................................................................................10 1.10. Disclaimer................................................................................................................................10 1.11. Test Equipment List.................................................................................................................11 2. Antenna requirement ...........................................................................................................................13 2.1. Conclusion.................................................................................................................................13 3. Conducted Emission at AC power line ................................................................................................14 3.1. EUT Operation ..........................................................................................................................14 3.2. Test Setup .................................................................................................................................14 3.3. Test Data ...................................................................................................................................15 4. 6dB Bandwidth ....................................................................................................................................17 4.1. EUT Operation ..........................................................................................................................17 4.2. Test Setup .................................................................................................................................17 4.3. Test Data ...................................................................................................................................17 5. Maximum Conducted Output Power....................................................................................................18 5.1. EUT Operation ..........................................................................................................................18 5.2. Test Setup .................................................................................................................................18 5.3. Test Data ...................................................................................................................................18 6. Power Spectral Density .......................................................................................................................19 6.1. EUT Operation ..........................................................................................................................19 6.2. Test Setup .................................................................................................................................19 6.3. Test Data ...................................................................................................................................19 7. Emissions in non-restricted frequency bands ......................................................................................20 7.1. EUT Operation ..........................................................................................................................20 7.2. Test Setup .................................................................................................................................20 7.3. Test Data ...................................................................................................................................20 8. Band edge emissions (Radiated) ........................................................................................................21 8.1. EUT Operation ..........................................................................................................................21 8.2. Test Setup .................................................................................................................................21 8.3. Test Data ...................................................................................................................................22 9. Emissions …

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Test Report

深圳云里物里科技股份有限公司产品天线测试报告（TheAntennaTestReport） Y-YB-CR-115V001密级：绝密/confidentiality 第1页共5页天线型号（AntennaVersion）：ANT-BBNCNC22010 产品型号（ModeloftheDUT）：MS52SF1 PCB编号及版本（PCBnumberandversion）：MS52SF1_V1.0 责任硬件工程师（HardwareEngineer）：李金倍测试日期（TestData）：2022/10/13 1、技术指标(TechnicalSpecification) 电性能指标 ElectricalSpecifications 频率范围FrequencyRange（MHz） 2400-2480 频带宽度Bandwidth(-10dB)（MHz） 209 输入阻抗InputImpedance（Ω） 50 回波损耗 ReturnLoss （ dB ）＜ -13.609 电压驻波比VSWR＜1.53 增益Gain(@2.44GHz)（dBi） 1.77 峰值增益 PeakGain （ dBi ） 2.33 极化形式PolarizationType线极化雷电保护LightningProtection 直流接地（ DCgrounding ）功率容量 PowerCapacity （ mW ） 1000 机械指标 MechanicalSpecifications 天线尺寸AntennaSize(mm) 11.38*3.68mm 辐射体Radiator铜Cuprum 连接器型号 ConnectType 无工作温度 WorkingTemperature （°C） -40~+85 存储温度 StorageTemperature （°C） -40~+85 深圳云里物里科技股份有限公司产品天线测试报告（TheAntennaTestReport） Y-YB-CR-115V001密级：绝密/confidentiality 第2页共5页 2、天线外形和尺寸（theshapeandsizeoftheantenna） 3、测试结果（Theresultofthetest）深圳云里物里科技股份有限公司产品天线测试报告（TheAntennaTestReport） Y-YB-CR-115V001密级：绝密/confidentiality 第3页共5页 3.1增益（Gain）深圳云里物里科技股份有限公司产品天线测试报告（TheAntennaTestReport） Y-YB-CR-115V001密级：绝密/confidentiality 第4页共5页 3.2效率(Efficiency) 备注：效率两种表达方式之间的关系：效率（dB）=10lg(效率的百分比) Note:therelationshipbetweenthetwoexpressionsofefficiency:efficiency(DB)=10lg(percentageof efficiency) 4、辐射方向图(RadiationPattern) （1）（1）E1，XZ面，phi=0;（E1，XZplane，phi=0°）深圳云里物里科技股份有限公司产品天线测试报告（TheAntennaTestReport） Y-YB-CR-115V001密级：绝密/confidentiality 第5页共5页（2）E2，YZ面，phi=90°;（E2，YZ面，phi=90°）（3）H，XY面，theta=90°;（H，XYplane，theta=90°）

Contact Information

Applicant

Liqin Bin

[email protected]Fax: /

Technical Contact

Linkwld LLCTimothy Zhu

[email protected]

7595 Technology Way Ste 100 · Denver, Colorado, 80237 · United States

Test Firm

Shenzhen Anbotek Compliance Laboratory LimitedJeff Zhu

[email protected]

Technical Specifications

#	Rule Parts	Frequency Range	Power Output
1	15C	2.40 GHz - 2.48 GHz	1.80 mW

Confidentiality

Long Term

Grant Notes

Output power listed is conducted power. The antenna used with this transmitter must be installed to provide a minimum separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi- transmitter product procedures. End-users must be provided with operating procedures for satisfying RF exposure compliance.

Documents & Files

Select a file to view

Attestation Statements

↗

Cover Letter(s)

↗

ID Label/Location Info

↗

RF Exposure Info

↗

Test Report

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

Attestation Statements

ShenzhenGrepowBatteryCo.,Ltd. Complexbuilding(1stto3rdfloor),2ndbuilding(1stto4thfloor),1stbuilding(1stto4thfloor), HuarongRoadGaofengCommunity,DalangStreet,LonghuaDistrict,Shenzhen,China AttestationStatements NotCoveredEntityApplicant&NotCoveredEquipment To:FederalCommunicationsCommissionDate:12/18/2025 7435OaklandMillsRoad, Columbia,MD21046,USA Ref:InformationRequiredbySection2.911(d)(5)(i)&(ii) FCCID:2BTEF-D300PLUS ShenzhenGrepowBatteryCo.,Ltd.certifiesthat,asofthedateofthefilingoftheapplication,the applicantisnotidentifiedontheCoveredList,establishedpursuantto§1.50002ofreferencechapter, asanentityproducing“covered”communicationequipment.Theequipmentforwhichauthorizationis soughtisnot“covered”telecommunicationsequipmentandvideosurveillanceequipmentproducedby entitiesidentifiedontheCommission’sCoveredListthatprohibitedfromreceivinganequipment authorizationpursuanttosection§2.903oftheFCCrules. Sincerelyyours, PrintedName:LiqinBin Title:CertifiedEngineer Address:Complexbuilding(1stto3rdfloor),2ndbuilding(1stto4thfloor),1stbuilding(1stto4thfloor), HuarongRoadGaofengCommunity,DalangStreet,LonghuaDistrict,Shenzhen,China Tel.:0755-29045795 Email:[email protected]

Attestation Statements

Cover Letter(s)

ID Label/Location Info

FCC ID: 2BTEF-D300PLUS

RF Exposure Info

Test Report

Text truncated - open the document above for the full version.

Test Report

Technical Specifications

#	Rule Parts	Frequency Range	Power Output
1	15C	2.40 GHz - 2.48 GHz	1.80 mW

Confidentiality

Long Term

Grant Notes