2A4O2-S208XS109XPermanent Outdoor Lights

AttestationStatements ReferenceNo.2026UL0234 (2026-08-05) TO:FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046,USA RE:AttestationStatementsPart2.911(d)(7)requestfor(FCCID:2A4O2-S208XS109X) ShenzhenShimuTechnologyCo.,Ltd,theundersigned,herebyauthorize<CELLTINC.> toactasourdesignatedU.S.agentforserviceofprocess,ShenzhenShimuTechnology Co.,Ltdacceptstomaintainanagentfornolessthanoneyearafterthegranteehas terminatedallmarketingandimportationortheconclusionofanyCommission-related proceedinginvolvingtheequipment. <CELLTINC.>acceptstheresponsibilitytoactasdesignatedU.S.agentforserviceof process. ApplicantInformation： CompanyName:ShenzhenShimuTechnologyCo.,Ltd. ContactName:WenLuo Address:Room703,EastCommercialBuilding,222MinzhiAvenue,MinkangCommunity, MinzhiStreet,LonghuaDistrict,Shenzhen,Guangdong,China FRN:0031992597 TelephoneNo:+8613025756046 Email:[email protected] Signature [WenLuo] U.S.AgentInformation: CompanyName:CELLTINC. Address:140121stST#12958Sacramento,CA95811,USA FRN:0036412567 ContactName:ThompsonLim TelephoneNo:001-424-3474188 Email:[email protected] Signature [ThompsonLim]

ShenzhenShimuTechnologyCo.,Ltd. (2026-07-31) EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 RE:AttestationStatementsPart2.911(d)(5)(i)requestfor(FCCID:2A4O2-S208XS109X) [ShenzhenShimuTechnologyCo.,Ltd.](“theapplicant”)certifiesthattheequipment forwhichauthorizationissoughtisnot“covered”equipmentprohibitedfromreceiving anequipmentauthorizationpursuanttosection2.903oftheFCCrules. Wealsocertifythat,asofthedateofthefilingoftheapplication,theequipmentdoes notutilizecyber-securityoranti-virussoftwarefromKasperskyLab,Inc,oranyofits successorsandassignees,whichisalsoonthe“coveredlist”. Sincerely, (WenLuo) (Applicantprintedname) (CEO) (ShenzhenShimuTechnologyCo.,Ltd.) ShenzhenShimuTechnologyCo.,Ltd. (2026-07-31) EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 RE:AttestationStatementsPart2.911(d)(5)(ii)requestfor(FCCID:2A4O2-S208XS109X) [ShenzhenShimuTechnologyCo.,Ltd.](“theapplicant”)certifiesthat,asofthedateof thefilingoftheapplication,theapplicantisnotidentifiedontheCoveredListasan entityproducing“covered”equipment. Sincerely, (WenLuo) (Applicantprintedname) (CEO) (ShenzhenShimuTechnologyCo.,Ltd.)

DifferencesDeclaration Towhomconcern, WecompanyShenzhenShimuTechnologyCo.,Ltd. Herebydeclares: S109SeriesandS208Seriesaretheinternalcircuitsandstructuresofallmodelsareexactlythesame,different typesoflightstringsareused.TheS109E/S208EandS109F/S208Fusetwopowersuppliesandselectthe maximumpowerfortesting.TheS109A/S208A,S109B/S208B,S109C/S208C,andS109D/S208Dalluseone powersupply.S109D/S208Distheonewiththemaximumpowerinthepowersupply,soadifferentialtestwas conducted. Name:WenLuo FCCID:2A4O2-S208XS109X Signature: Companyname:ShenzhenShimuTechnologyCo.,Ltd. Companyaddress:Room703,EastCommercialBuilding,222MinzhiAvenue,MinkangCommunity,MinzhiStreet,LonghuaDistrict, Shenzhen,Guangdong,China Tel:+8613025756046 E-Mail:[email protected] ModelS109AS109BS109CS109DS109ES109F PowerAdapter111122 Controller111111 5m(12LEDs)stringsection34791417 2.5m(6LEDs)stringsection×33359 1.25m(3LEDs)stringsection×11558 0.42m(1LED)stringsection×33336 Picture Different1.RFboards:Same 2.Circuitry:Same 3.Lightboard:differentLEDnumbers. 4.Theexteriorcasing:Same ModelS208AS208BS208CS208DS208ES208F PowerAdapter111122 Controller111111 5m(14LEDs)stringsection34791417 2.5m(7LEDs)stringsection×33459 1.07m(3LEDs)stringsection×11359 0.42m(1LED)stringsection×44568 Picture Different1.RFboards:Same 2.Circuitry:Same 3.Lightboard:differentLEDnumbers. 4.Theexteriorcasing:Same

ShenzhenShimuTechnologyCo.,Ltd. 2026-07-31 EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 RE:CONFIDENTIALITYREQUESTFOR(PermanentOutdoorLights/MODEL S109A,S109B,S109C,S109D,S109E,S109F,S208A,S208B,S208C,S208D,S208E, S208FANDFCCID2A4O2-S208XS109X) ToWhomItMayConcern: Thisletterservesasanofficialrequestforconfidentialityundersections0.457and0.459 ofCFR47.Wehaverequestedthatthe(BlockDiagram/Schematics/Operation description)requiredtobesubmittedwiththisapplicationbepermanentlywithheldfrom publicreview. SPECIFYREASONFORREQUEST(i.e.theabovedocumentsarecompany proprietaryinformationthatcouldnevergetintothepossessionofyour competition). Pleasecontactmeifthereisanyinformationyoumayneed. Sincerely, (WenLuo) (Printname) (CEO) (ShenzhenShimuTechnologyCo.,Ltd.)

ShenzhenShimuTechnologyCo.,Ltd. 2026-07-31 EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 RE:LETTEROFAGENTAUTHORIZATION ToWhomItMayConcern: We,theundersigned,herebyauthorizeBestwayComplianceCo.,Ltd./Unit301,Building3,No. 178,FenggangSection,DongshenRoad,FenggangTown,Dongguan,Guangdong,Chinatoacton ourbehalfinallmattersrelatingtoapplicationforequipmentauthorization,includingthesigning ofalldocumentsrelatingtothesematters. Wealsoherebycertifythatnopartytotheapplicationauthorizedhereunderissubjecttothe denialofbenefits,includingFCCbenefits,pursuanttoSection5301oftheAnti-DrugAbuseAct of1988,21U.S.C.853(a). Thisagreementexpiresoneyearfromthecurrentdate. Sincerely, (WenLuo) (Printname) (CEO) (ShenzhenShimuTechnologyCo.,Ltd.)

BestwayComplianceCo.,Ltd. AppendixPage 1 of 7 PhotooftheEUT Product:PermanentOutdoorlights Model:S109F BestwayComplianceCo.,Ltd. AppendixPage 2 of 7 Lightstrings Powersupply BestwayComplianceCo.,Ltd. AppendixPage 3 of 7 Product:PermanentOutdoorlights Model:S208F BestwayComplianceCo.,Ltd. AppendixPage 4 of 7 Lightstrings Powersupply BestwayComplianceCo.,Ltd. AppendixPage 5 of 7 Usethesamewirelesscontroller BestwayComplianceCo.,Ltd. AppendixPage 6 of 7 BestwayComplianceCo.,Ltd. AppendixPage 7 of 7

Label&LabelLocation 30mm 70mm PermanentOutdoorlightsGlow Model:S208F Input(LightString):DC29.5V3.39A(peradapter) FCCID:2A4O2-S208XS109X IC:28244-S208XS109X MadeinChina ShenzhenShimuTechnologyCo.,Ltd. 30mm 70mm PermanentOutdoorlightsGlow Model:S109F Input(LightString):DC29.5V3.39A(peradapter) FCCID:2A4O2-S208XS109X IC:28244-S208XS109X HVIN:S208XS109X MadeinChina ShenzhenShimuTechnologyCo.,Ltd.

BestwayComplianceCo.,Ltd. AppendixPage 1 of 3 PhotooftheEUT Product:PermanentOutdoorlights Model:S208F BestwayComplianceCo.,Ltd. AppendixPage 2 of 3 BestwayComplianceCo.,Ltd. AppendixPage 3 of 3

FCCID：2A4O2-S208XS109X FCC§15.247(I)&§1.1310&§2.1091-MAXIMUMPERMISSIBLE EXPOSURE(MPE) ApplicableStandard Accordingtosubpart15.247(i)andsubpart1.1310(b)(1),2.1091systemsoperatingundertheprovisions ofthissectionshallbeoperatedinamannerthatensuresthepublicisnotexposedtoRFenergylevelin excessofthecommunicationguidelines. LimitsforGeneralPopulation/UncontrolledExposure FrequencyRange (MHz) ElectricField Strength(V/m) MagneticField Strength(A/m) PowerDensity (mW/cm2) AveragingTime (minutes) 0.3-1.346141.63*(100)30 1.34-30824/f2.19/f*(180/f²)30 30-30027.50.0730.230 300-1500//f/150030 1500-100,000//1.030 f=frequencyinMHz;*=Plane-waveequivalentpowerdensity CalculatedFormulary: PredicationofMPElimitatagivendistance S=PG/4πR²=powerdensity(inappropriateunits,e.g.mW/cm2); P=powerinputtotheantenna(inappropriateunits,e.g.,mW); G=powergainoftheantennainthedirectionofinterestrelativetoanisotropicradiator,thepowergain factor,isnormallynumericgain; R=distancetothecenterofradiationoftheantenna(appropriateunits,e.g.,cm) FCCID：2A4O2-S208XS109X CalculatedData: TestMode Frequency Range (MHz) AntennaGain Tune-up ConductedPower Evaluation Distance (cm) Power Density (mW/cm2) MPE Limit (mW/cm2 ) (dBi)(numeric)(dBm)(mW) 11b 24124.12.5715.4334.91200.01781.0000 24374.12.5715.0031.62200.01621.0000 24624.12.5715.2133.19200.0171.0000 11g 24124.12.5710.3610.86200.00561.0000 24374.12.579.699.31200.00481.0000 24624.12.579.659.23200.00471.0000 11n HT20 24124.12.579.328.55200.00441.0000 24374.12.578.887.73200.0041.0000 24624.12.578.597.23200.00371.0000 11n HT40 24224.12.578.567.18200.00371.0000 24374.12.578.216.62200.00341.0000 24524.12.577.966.25200.00321.0000 GFSK-1Mbps 24024.12.576.854.8200.00251.0000 24404.12.576.684.7200.00241.0000 24804.12.577.105.1200.00361.0000 Conclusion:TheEUTmeetsexemptionrequirement-RFexposureevaluationgreaterthan20cmdistancespecified in§2.1091.Ifthedevicebuiltintoahostasaportableusage,theadditionalRFexposureevaluationmayberequired asspecifiedby§2.1093.

BestwayComplianceCo.,Ltd. ReportFormatNumber:STP-QP019-131-A/0 BestwayComplianceCo.,Ltd.AppendixPage 1 of 55 FCCPART15CTESTREPORTFORCERTIFICATION OnBehalfof ShenzhenShimuTechnologyCo.,Ltd. *************************************** FCCID：2A4O2-S208XS109X ReportType： Originalreport ProductType： PermanentOutdoorLights TestEngineer:KelvinLiang ReportNumber:STD-JBO260303F-005 ReportDate: 2026.07.16 ReviewedBy:GarmanMo PreparedBy: BestwayComplianceCo.,Ltd. Unit301,Building3,No.178,FenggangSection,Dongshen Road,FenggangTown,Dongguan,Guangdong,China Tel:+86-769-82699983 www.bestway-compliance.com (stamp) ThedevicedescribedaboveistestedbyBestwayComplianceCo.,Ltd.toconfirmcomplywithalltheFCCPart15SubpartCrequirements.Thetestresultsarecontained inthistestreportandBestwayComplianceCo.,Ltd.isassumedfullresponsibilityfortheaccuracyandcompletenessofthesetests.Also,thisreportshowsthatthe EquipmentUnderTest(EUT)istobetechnicallycompliantwiththeFCCrequirements.ThisReportismadeunderFCCPart2.1074.Nomodificationswererequired duringtestingtobringthisproductintocompliance.Thisreportappliestoabovetestedsampleonly.Thisreportshallnotbereproducedinpartwithoutwrittenapproval ofBestwayComplianceCo.,Ltd. Thisreportdoesnotimplyproductcertification,approval,orendorsementbyA2LAoranyagencyoftheFederalGovernment. BestwayComplianceCo.,Ltd. ReportFormatNumber:STP-QP019-131-A/0 BestwayComplianceCo.,Ltd.AppendixPage 2 of 55 TABLEOFCONTENTS DescriptionPage 1.SUMMARYOFSTANDARDSANDRESULTS.............................................................3 1.1.DescriptionofStandardsandResults......................................................................................3 2.GENERALINFORMATION.............................................................................................4 2.1.DescriptionofEquipmentUnderTest.....................................................................................4 2.2.FeatureofEquipmentUnderTest............................................................................................5 2.3.TestedSupportingSystemDetails...........................................................................................5 2.4.TestInformation......................................................................................................................6 2.5.EquipmentsUsedduringtheTest............................................................................................6 2.6.TestFacility.............................................................................................................................8 2.7.MeasurementUncertainty(95%confidencelevels,k=2)........................................................8 3.POWERLINECONDUCTEDEMISSIONTEST..........................................................9 3.1.BlockDiagramofTestSetup...................................................................................................9 3.2.PowerLineConductedEmissionTestLimits.........................................................................9 3.3.TestProcedure.........................................................................................................................9 3.4.PowerLineConductedEmissionTestResult..........................................................................9 4.RADIATEDEMISSIONTEST.......................................................................................14 4.1.BlockDiagramofTestSetup.................................................................................................14 4.2.RadiatedEmissionLimit.......................................................................................................15 4.3.TestProcedure.......................................................................................................................15 4.4.RadiatedEmissionTestResults.............................................................................................16 5.CONDUCTEDSPURIOUSEMISSIONS.......................................................................33 5.1.BlockDiagramofTestSetup.................................................................................................33 5.2.Limit.......................................................................................................................................33 5.3.TestProcedure.......................................................................................................................33 5.4.Testresult...............................................................................................................................33 6.BANDEDGECOMPLIANCETEST.............................................................................41 6.1.Limit.......................................................................................................................................41 6.2.TestProcedure........................................................................................................................41 6.3.TestResults............................................................................................................................41 7.6dBBandwidthTest..........................................................................................................46 7.1.BlockDiagramofTestSetup.................................................................................................46 7.2.Limit.......................................................................................................................................46 7.3.TestProcedure.......................................................................................................................46 7.4.TestResults............................................................................................................................46 8.OUTPUTPOWERTEST.................................................................................................49 8.1.Limit(FCCPart15C15.247b(3)).........................................................................................49…

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Bestway Compliance Co.,Ltd. Report Formart No.: STP-QP019-129-A/0 Page 1 of 141 FCC PART 15C TEST REPORT FOR CERTIFICATION On Behalf of Shenzhen Shimu Technology Co., Ltd. *************************************** FCC ID：2A4O2-S208XS109X Report Type： Original report Product Type： Permanent Outdoor Lights Test Engineer: Kelvin Liang Report Number: STD-JBO260303F-006 Report Date: 2026.07.16 Reviewed By: Garman Mo Prepared By: Bestway Compliance Co.,Ltd. Unit 301,Building 3, No. 178, Fenggang Section,Dongshen Road,Fenggang Town, Dongguan, Guangdong,China Tel: +86-769-82699983 www.bestway-compliance.com (stamp) The device described above is tested by Bestway Compliance Co.,Ltd. to confirm comply with all the FCC Part 15 Subpart C requirements. The test results are contained in this test report and Bestway Compliance Co.,Ltd. is assumed full responsibility for the accuracy and completeness of these tests. Also, this report shows that the Equipment Under Test (EUT) is to be technically compliant with the FCC requirements. This Report is made under FCC Part 2.1074. No modifications were required during testing to bring this product into compliance. This report applies to above tested sample only. This report shall not be reproduced in part without written approval of Bestway Compliance Co.,Ltd. This report does not imply product certification, approval, or endorsement by A2LA or any agency of the Federal Government. Bestway Compliance Co.,Ltd. Report Formart No.: STP-QP019-129-A/0 Page 2 of 141 TABLE OF CONTENTS Description Page 1. SUMMARY OF STANDARDS AND RESULTS.............................................................................. 3 1.1. Description of Standards and Results .................................................................................................... 3 2. GENERAL INFORMATION ............................................................................................................ 4 2.1. Description of Equipment Under Test ................................................................................................... 4 2.2. Feature of Equipment Under Test ......................................................................................................... 5 2.3. Tested Supporting System Details ......................................................................................................... 5 2.4. Test Information ................................................................................................................................... 6 2.5. Equipments Used during the Test .......................................................................................................... 6 2.6. Test Facility ......................................................................................................................................... 8 2.7. Measurement Uncertainty (95% confidence levels, k=2) ........................................................................ 8 3. POWER LINE CONDUCTED EMISSION TEST ........................................................................... 9 3.1. Block Diagram of Test Setup ................................................................................................................ 9 3.2. Power Line Conducted Emission Test Limits ........................................................................................ 9 3.3. Test Procedure ..................................................................................................................................... 9 3.4. Power Line Conducted Emission Test Result......................................................................................... 9 4. RADIATED EMISSION TEST ....................................................................................................... 14 4.1. Block Diagram of Test Setup ...............................................................................................................14 4.2. Radiated Emission Limit ......................................................................................................................15 4.3. Test Procedure ....................................................................................................................................15 4.4. Radiated Emission Test Results ...........................................................................................................16 5. CONDUCTED SPURIOUS EMISSIONS ....................................................................................... 69 5.1. Block Diagram of Test Setup ...............................................................................................................69 5.2. Limit ...................................................................................................................................................69 5.3. Test Procedure ....................................................................................................................................69 5.4. Test result ...........................................................................................................................................69 6. BAND EDGE COMPLIANCE TEST.............................................................................................. 98 6.1. Limit ...................................................................................................................................................98 6.2. Test Procedure .....................................................................................................................................98 6.3. Test Results ........................................................................................................................................98 7. 6dB Bandwidth Test ........................................................................................................................115 7.1. Block Diagram of Test Setup ................................................................................…

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www.topolink.com.cn FM：2400MHZ-2500MHZ Topocom —The test report Shenzhen Tongcheng Unlimited Technology Co., Ltd Large machine 2.4G passive debugging report 2026-08-12 Shimu Antenna Model：DCKZB-V1.0 Shenzhen Tongcheng Unlimited Technology Co., Ltd 1、Test environment: CTIA 743 anechoic chamber, 8960/5515C, with the mobile phone placed facing away from the standard At the 4-meter turntable of the horn antenna Shenzhen Tongcheng Unlimited Technology Co., Ltd 2、Matching circuit The matching circuit remains unchanged. Shenzhen Tongcheng Unlimited Technology Co., Ltd 3、machine image ： Shenzhen Tongcheng Unlimited Technology Co., Ltd 4、4G antenna S11, Return Loss, Smith chart: 5、Antenna passive efficiency gain: Shenzhen Tongcheng Unlimited Technology Co., Ltd FreqEffiGain (MHz)(%)(dBi) 240071.293.97 240572.473.99 241072.433.91 241573.163.93 242073.684.02 242575.184.01 243075.564.04 243575.164.1 244074.113.97 244573.993.91 245070.553.79 245569.243.72 246069.563.75 246568.383.72 247066.473.66 247566.973.66 248067.183.51 248567.473.53 249068.433.6 249568.53.52 250068.163.28 Shenzhen Tongcheng Unlimited Technology Co., Ltd 6、antenna pattern X Y X Z Y Z Shenzhen Tongcheng Unlimited Technology Co., Ltd 7、Antenna Dimension Drawing Shenzhen Tongcheng Unlimited Technology Co., Ltd RF: Engineer Yan telephone：13322993586 QQ : 992946671 Time: August 12, 2026 Thank you for your cooperation! Instructions: 1、Please confirm whether your company agrees with the matching and environmental treatment methods described in the report; this will directly affect the antenna performance. If there are any disagreements, please contact our company promptly; 2、If your company changes materials, components, updates software, or modifies environmental processing, please promptly provide the latest state machine to our company for performance verification; 3、If your company's machines need to be sent to a third party for performance verification, it is recommended to provide the machines for testing to our company for verification before sending them for testing; (as consistency in motherboard, environmental processing, antenna assembly, etc. can affect antenna performance deviation).。

BestwayComplianceCo.,Ltd. AppendixPage 1 of 2 PhotographofTest PhotosofConductedEmissionTest Product:PermanentOutdoorlights Model:S109F BestwayComplianceCo.,Ltd. AppendixPage 2 of 2 PhotosofRadiatedEmissionTest 30-1000MHz Above1000MHz