2BXGL-400FTOUTDOOR STRING LIGHTS

400FT DC 24V 1W/PCS DC 24V RGB 5050 LED RGB IC IP67 SI ≥140° ≥50000h Model Input voltage Lamp power Working voltage LED Type Color temperature Waterproof grade Shell body material Beam angle Lifespan                          单页80×90mm 80mm 90mm 正面 反面 Built in atmosphere effect Switch to color and brightness interface: Click “Allow” to enable your Bluetooth. The remote control is merely for functional indication. The final style of the remote control will be based on the actual product. FCC STATEMENT 1. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) This device must accept any interference received, including interference that may cause undesired operation. 2. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help. RF warning statement: This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body

ShenzhenTingsenTechnologyCo.,Ltd. CoveredEquipmentCertificationAttestationLetter 8/21/2026 NemkoNorthAmerica,Inc. 303RiverRoad Ottawa K1V1H2 Canada ATTN.:ReviewingEngineer FCCID:2BXGL-400FT ShenzhenTingsenTechnologyCo.,Ltd.(“theapplicant”)certifiesthattheequipment forwhichauthorizationissoughtisnot“covered”equipmentprohibitedfromreceivingan equipmentauthorizationpursuanttosection2.903oftheFCCrules. Note:Iftheequipmentforwhichtheapplicantseeksauthorizationisproducedby anyoftheentitiesidentifiedonthecurrentCoveredList,theapplicantshould includeanexplanationonwhytheequipmentisnot“covered”equipment. ShenzhenTingsenTechnologyCo.,Ltd.(“theapplicant”)certifiesthat,asofthedate ofthefilingoftheapplication,theapplicantisnotidentifiedontheCoveredListasan entityproducing“covered”equipment. ShenzhenTingsenTechnologyCo.,Ltd.(“theapplicant”)certifiesthattheequipment forwhichauthorizationissoughtdoesnotincludecybersecurityoranti-virussoftware producedorprovidedbyKasperskyLab,Inc.oranyofitssuccessorsandassignees, includingequipmentwithintegratedKasperskyLab,Inc.(oranyofitssuccessorsand assignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB986446 D01CoveredEquipmentGuidancesectionB(2a). Signed: Printedname:XiSu Title:Manager CompanyName:ShenzhenTingsenTechnologyCo.,Ltd. Date:8/21/2026

ShenzhenTingsenTechnologyCo.,Ltd. August22,2026 NemkoNorthAmerica,Inc. 303RiverRoad Ottawa,Ontario,Canada K1V1H2 REQUESTFORCONFIDENTIALITY-FCC FCCID:2BXGL-400FT PursuanttoSections0.457(d)and0.459oftheCommission’sRulesandFCCGuidancedocument 726920,weherebyrequestpermanentconfidentialtreatmentofexhibitsidentifiedassuchinthe tablebelowandrequesttheyarepermanentlywithheldfrompublicreviewbasedonthedocuments containingtradesecretsandproprietaryinformationnotcustomarilyreleasedtothepublic.The publicdisclosureofthisinformationmightbeharmfultotheapplicantandprovideunjustifiedbenefits toitscompetitors. ExhibitTypeofConfidentialityRequested BlockDiagrams☒Permanent ☐ShortTerm ExternalPhotos------------------ ☐ ShortTerm InternalPhotos ☐Permanent*☐ShortTerm OperationDescription ☒Permanent ☐ShortTerm PartsList&Placement/BOM☐Permanent ☐ShortTerm Tune-UpProcedure ☐Permanent☐ShortTerm SchematicDiagrams☒Permanent ☐ShortTerm TestSetupPhotos------------------ ☐ ShortTerm User’sManual☐Permanent* ☐ ShortTerm Theasteriskeditems(*)requirefurtherinformationtobeprovidedinthisjustificationletterbeforepermanentconfidentiality willbeextendedtotheseexhibits.PleaserefertoFCCKDB726920D01foundat: https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=41731andreviewsectionII,3)regarding specificinformationthatmustaccompanytheserequests. Note:anydocumentsheldundertheShort-Termconfidentialitywillautomaticallybecomepublic aftertherequestedtimeifanappropriateextensionrequesthasnotbeenreceived.Anyexhibits (i.e.,schematicdiagrams)thatmayhavealreadybeenrequestedtohave“Permanent” confidentialityasshownaboveneednotberepeatedunderShort-Termconfidentialityrequest. Sincerely, Signed: Printedname:XiSu Title:Manager CompanyName:ShenzhenTingsenTechnologyCo.,Ltd.

FamilyCertificationAttestationLetter 8/21/2026 NemkoCanadaInc 303RiverRoad Ottawa K1V1H2 Canada CompanyName:ShenzhenTingsenTechnologyCo.,Ltd. FCCID:2BXGL-400FT Models:400FT,50FT,100FT,150FT,200FT,300FT WeherebyrequestFamilyCertificationfortheabovementionedModels. (Themodelnamesinthisseries(50FT,100FT,150FT,200FT,300FT,400FT)directly indicatetheirphysicallength–thesuffixnumberdenotesfeet(e.g.,50FTmeans50feet inlength). Allmodelsdifferonlyinlength,overalldimensions,andcolor.TheirPCBboard,internal structure,andcircuitdesignareidentical.Consequently,noseparatetestingis performedforeachlengthmodel. Themaximumsize(Model400FT)hasbeenfullytested,anditstestresultsare consideredrepresentativeforallshorter-lengthmodels. Signed: Printedname:XiSu Title:Manager Date:8/21/2026

Page1of6 CTSLTesting(Dongguan)Co.,Ltd. ReportNo.:CTSL2620730402E AnnexA. EUTExternalPhotos FCCID:2BXGL-400FT Building1,HoujieRoad,HoujieTown,GuangdongProvinceDongguanCity,China Tel:0769-86009597E-mail:[email protected]://www.ctsl-lab.com AnnexA. EUTExternalPhotos Photo1ExternalphotosofEUT Photo2ExternalphotosofEUT Page2of6 CTSLTesting(Dongguan)Co.,Ltd. ReportNo.:CTSL2620730402E AnnexA. EUTExternalPhotos FCCID:2BXGL-400FT Building1,HoujieRoad,HoujieTown,GuangdongProvinceDongguanCity,China Tel:0769-86009597E-mail:[email protected]://www.ctsl-lab.com Photo3ExternalphotosofEUT Photo4ExternalphotosofEUT Page3of6 CTSLTesting(Dongguan)Co.,Ltd. ReportNo.:CTSL2620730402E AnnexA. EUTExternalPhotos FCCID:2BXGL-400FT Building1,HoujieRoad,HoujieTown,GuangdongProvinceDongguanCity,China Tel:0769-86009597E-mail:[email protected]://www.ctsl-lab.com Photo5ExternalphotosofEUT Photo6ExternalphotosofEUT Page4of6 CTSLTesting(Dongguan)Co.,Ltd. ReportNo.:CTSL2620730402E AnnexA. EUTExternalPhotos FCCID:2BXGL-400FT Building1,HoujieRoad,HoujieTown,GuangdongProvinceDongguanCity,China Tel:0769-86009597E-mail:[email protected]://www.ctsl-lab.com Photo7ExternalphotosofEUT Photo8ExternalphotosofEUT Page5of6 CTSLTesting(Dongguan)Co.,Ltd. ReportNo.:CTSL2620730402E AnnexA. EUTExternalPhotos FCCID:2BXGL-400FT Building1,HoujieRoad,HoujieTown,GuangdongProvinceDongguanCity,China Tel:0769-86009597E-mail:[email protected]://www.ctsl-lab.com Photo9ExternalphotosofEUT Photo10ExternalphotosofEUT Page6of6 CTSLTesting(Dongguan)Co.,Ltd. ReportNo.:CTSL2620730402E AnnexA. EUTExternalPhotos FCCID:2BXGL-400FT Building1,HoujieRoad,HoujieTown,GuangdongProvinceDongguanCity,China Tel:0769-86009597E-mail:[email protected]://www.ctsl-lab.com Photo11ExternalphotosofEUT Photo12ExternalphotosofEUT ------------------------------------------EndofEUTExternalPhotos------------------------------------------

FCCIDLabelingandLocation FCCIDLabel Thelabelshownshallbepermanentlyaffixedataconspicuouslocationonthedeviceandbe readilyvisibletotheuseratthetimepurchase(Labelingrequirementsper2.925) FCCID:2BXGL-400FT

Page1of4 CTSLTesting(Dongguan)Co.,Ltd. ReportNo.:CTSL2620730402E AnnexB. EUTInternalPhotos FCCID:2BXGL-400FT Building1,HoujieRoad,HoujieTown,GuangdongProvinceDongguanCity,China Tel:0769-86009597E-mail:[email protected]://www.ctsl-lab.com AnnexB. EUTInternalPhotos Photo1InternalphotosofEUT Photo2InternalphotosofEUT Antennaposition Page2of4 CTSLTesting(Dongguan)Co.,Ltd. ReportNo.:CTSL2620730402E AnnexB. EUTInternalPhotos FCCID:2BXGL-400FT Building1,HoujieRoad,HoujieTown,GuangdongProvinceDongguanCity,China Tel:0769-86009597E-mail:[email protected]://www.ctsl-lab.com Photo3InternalphotosofEUT Photo4InternalphotosofEUT Page3of4 CTSLTesting(Dongguan)Co.,Ltd. ReportNo.:CTSL2620730402E AnnexB. EUTInternalPhotos FCCID:2BXGL-400FT Building1,HoujieRoad,HoujieTown,GuangdongProvinceDongguanCity,China Tel:0769-86009597E-mail:[email protected]://www.ctsl-lab.com Photo5InternalphotosofEUT Photo6InternalphotosofEUT Page4of4 CTSLTesting(Dongguan)Co.,Ltd. ReportNo.:CTSL2620730402E AnnexB. EUTInternalPhotos FCCID:2BXGL-400FT Building1,HoujieRoad,HoujieTown,GuangdongProvinceDongguanCity,China Tel:0769-86009597E-mail:[email protected]://www.ctsl-lab.com Photo7InternalphotosofEUT ------------------------------------------EndofEUTInternalPhotos------------------------------------------

Page1of3 CTSLTesting(Dongguan)Co.,Ltd. ReportNo.:CTSL2620730402E FCC47CFRMPE Report FCCID:2BXGL-400FT Building1,HoujieRoad,HoujieTown,GuangdongProvinceDongguanCity,China Tel:0769-86009597E-mail:[email protected]://www.ctsl-lab.com RFExposureReport FCC47CFRMPE MaximumPermissibleExposure 1.MaximumPermissibleExposureApplicableStandards AccordingtoKDB447498D01GeneralRFExposureGuidancev06,Systems operatingundertheprovisionsofthissectionshallbeoperatedinamannerthat ensuresthatthepublicisnotexposedtoradiofrequencyenergylevelinexcess limitformaximumpermissibleexposure.Inaccordancewith47CFRFCCPart2 SubpartJ,section2.1091thisdevicehasbeendefinedasamobiledevice wherebyadistanceof0.2mnormallycanbemaintainedbetweentheuserand thedevice. 1.1.LimitsforMaximumPermissibleExposure(MPE) (a)LimitsforOccupational/ControlledExposure Frequency Range (MHz) ElectricField Strength (E) (V/m) Magnetic FieldStrength (H) (A/m) PowerDensity (S) (mW/cm 2 ) AveragingTimes ︱E︱ 2 ,︱H︱ 2 or S (minutes) 0.3-3.06141.63(100)*6 3.0-301842/f4.89/f(900/f)*6 30-30061.40.1631.06 300-1500F/3006 1500-1000056 (b)LimitsforGeneralPopulation/UncontrolledExposure Frequency Range (MHz) ElectricField Strength (E) (V/m) Magnetic Field Strength (H) (A/m) PowerDensity (S) (mW/cm 2 ) AveragingTimes ︱E︱ 2 ,︱H︱ 2 or S (minutes) 0.3-1.346141.63(100)*30 1.34-30824/f2.19/f(180/f)*30 30-30027.50.0730.230 300-1500F/150030 1500-100001.030 Note:f=frequencyinMHz;*Plane-waveequivalentpowerdensity Page2of3 CTSLTesting(Dongguan)Co.,Ltd. ReportNo.:CTSL2620730402E FCC47CFRMPE Report FCCID:2BXGL-400FT Building1,HoujieRoad,HoujieTown,GuangdongProvinceDongguanCity,China Tel:0769-86009597E-mail:[email protected]://www.ctsl-lab.com 1.2. MaximumPermissibleExposure CalculationMethod E(V/m)= d G×P×30 PowerDensity:Pd(W/m 2 )= 377 E 2 E=ElectricField(V/m) P=PeakRFoutputPower(W) G=EUTAntennanumericgain(numeric) d=Separationdistancebetweenradiatorandhumanbody(m) Theformulacanbechangedto Pd= 2 d×377 G×P×30 FromthepeakEUTRFoutputpower,theminimummobileseparationdistance,d=0.2m,as wellasthegainoftheusedantenna,theRFpowerdensitycanbeobtained 2.ConductedPowerResult BLE1M Mode/Type Frequency PeakOutput Power PeakOutput Power Max Tune-up Power Antennagain (MHz)(dBm)(mW)(dBm)(dBi)(Linear) GFSK 24020.121.0280±11.91.549 2441-0.380.9160±11.91.549 2480-0.620.8670±11.91.549 Remark:ThePeakOutputPowerdataisderivedfromtheRFtestreportnumbermentionedin thetitleofthisdocument. Page3of3 CTSLTesting(Dongguan)Co.,Ltd. ReportNo.:CTSL2620730402E FCC47CFRMPE Report FCCID:2BXGL-400FT Building1,HoujieRoad,HoujieTown,GuangdongProvinceDongguanCity,China Tel:0769-86009597E-mail:[email protected]://www.ctsl-lab.com 3.CalculatedResultandLimit BLE1M Mode/Type Max Tune-up Power AntennaGain Power Density Limitedof Power Density Result (dBm)(dBi)(Linear) (S) (mW/cm 2 ) (S) (mW/cm 2 ) 2.4GBand GFSK101.0000.000391.0Complies Conclusion:So,SARtestisnotrequired --------------------------------------EndofRFExposureEvaluation--------------------------------------

Product specification Quick Reference Date Antenna module on the system board Frequenc Range 2400 ~ 2500MHz Ant. Port Input Pwr. (dBm) 0 (Typ. class 2 output power) Tot. Rad. Pwr. (dBm) -1.2 (Input pwr – loss pwr) Peak EIRP(dBm) 1.2 Directivity (dBi) 1 (all direction antenna) Efficiency (dB) 60.2 % Gain (dBi) 1.9dBi (Max) Maximum Power (dBm) 1.7 (XY-plane) Minimum Power (dBm) -4(XY-plane) Avg. Power (dBm) -0.5(XY-plane) Input Impendence(ohm) 50 Polarization Type Vertical & Horizontal V . S .W . R < 1.4 All the technical data and information contained herein are subject to ch ange without prior notice Antenna Layout & module on the system board Antenna Gain Gain Table Unit in dBi @2.44GHz XY-plane XZ-plane YZ-plane Efficiency Peak Avg. Peak Avg. Peak Avg. Module Board 1.2 -0.51.9 -3.61.1 -3.06 0.2 % DONGGUANG XIAOKE INDUSTRLES.CO.,LTD NO. 227, DONGCHENG SECTION, GUANDONG ROAD, DONGCHENG STREET, DONGGUAN CITY,CHINA Retum Loss The Environment of Antenna Radiation Pattem 3D radiation pattern diagram XY-plane XZ-plane YZ-plane

Page 1 of 50 FCC PART 15 SUBPART C FCC PART 15.247 TEST REPORT FCC ID:2BXGL-400FT Report No: CTSL2620730402E Product Name: OUTDOOR STRING LIGHTS Main Test Model: 400FT Series Models: 50FT, 100FT, 150FT, 200FT, 300FT Applicant: Shenzhen Tingsen Technology Co., Ltd. EXECUTIVE SUMMARY A sample of this product was tested and found to be in compliance with FCC PART 15C, FCC PART 15 SUBPART C (15.247). Any reproduction of this document must be done in full. No single part of this document may be reproduced without permission from CTSL. All Test Data Presented in this report is only applicable to presented Test sample. CTSL Testing (Dongguan) Co., Ltd. Main company address: Building 1, Houjie Road, Houjie Town, Guangdong Province Don gguan City, China Page 2 of 50 CTSL Testing (Dongguan) Co., Ltd. Report No.: CTSL2620730402E Building 1, Houjie Road, Houjie Town, Guangdong Province Dongguan City, China Tel: 0769-86009597 E-mail:[email protected] http://www.ctsl-lab.com Test Report FCC ID:2BXGL-400FT Applicant Name Shenzhen Tingsen Technology Co., Ltd. Applicant Address Rm C310, Bldg C, Phase II of Yunhui Center, No.146 Xuegang South Rd, Xiangjiaotang Community, Bantian Subdistrict, Longgang District, Shenzhen 518129, China Manufacturer Name Shenzhen Tingsen Technology Co., Ltd. Manufacturer Address Rm C310, Bldg C, Phase II of Yunhui Center, No.146 Xuegang South Rd, Xiangjiaotang Community, Bantian Subdistrict, Longgang District, Shenzhen 518129, China Trade Mark - Product name OUTDOOR STRING LIGHTS Main Test Model 400FT Series Models 50FT, 100FT, 150FT, 200FT, 300FT Standard FCC Part 15 Subpart C (15.247) ANSI C63.10-2020 + Cor. 1-2023+C63.10a-2024 + Errata to C63.10a-2024 FCC KDB 558074 D01 15.247 Meas Guidance v05r02 Test Location ISO/IEC 17025 by ILAC-MRA is A2LA 7556.01 CTSL Testing (Dongguan) Co., Ltd. 1/F, Building 1, No. 15, Jiaoyuansongshan Hetian Village, Houjie Town Dongguan City, Guangdong, People's Republic of China Receipt Date 2026.07.22 Test period 2026.07.22-2026.07.29 Issue Date 2026.07.31 Conclusion The equipment under test was found to be compliance with the requirements of the standards applied. Performs Testing: Ethan Zhao (Special seal) Test Report Reviewer: Steve Qin Test Report Authorizer: Alan Li Page 3 of 50 CTSL Testing (Dongguan) Co., Ltd. Report No.: CTSL2620730402E Building 1, Houjie Road, Houjie Town, Guangdong Province Dongguan City, China Tel: 0769-86009597 E-mail:[email protected] http://www.ctsl-lab.com TABLE OF CONTENTS Description Page 1. GENERAL INFORMATION ................................................................................................................... 5 1.1. General Description of EUT (Equipment Under Test) ................................................................ 5 1.2. Antenna Information ........................................................................................................................ 6 1.3. Information of RF Cable .................................................................................................................. 6 2. SUMMARY OF TEST ........................................................................................................................... 7 2.1. Test Standards ................................................................................................................................. 7 2.2. Summary of test result .................................................................................................................... 7 2.3. Test Facilities .................................................................................................................................... 8 2.4. Measurement uncertainty ............................................................................................................... 8 2.5. Block Diagram .................................................................................................................................. 9 2.6. Assistant equipment used for test ................................................................................................. 9 2.7. Test mode ....................................................................................................................................... 10 2.8. Channel List .................................................................................................................................... 11 2.9. Power Setting of Test Software ................................................................................................... 11 2.10. Test Equipment ............................................................................................................................ 12 3. DUTY CYCLE ................................................................................................................................... 14 3.1. Limit .................................................................................................................................................. 14 3.2. Test Setup ....................................................................................................................................... 14 3.3. Spectrum Analyzer Setting ........................................................................................................... 14 3.4. Test Procedure ............................................................................................................................... 14 3.5. Test Conditions ............................................................................................................................... 14 3.6. Test Result ...................................................................................................................................... 15 3.7. Original Test record ....................................................................................................................... 15 4. 6DB BANDWIDTH ........................................................................…

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Page1of2 CTSLTesting(Dongguan)Co.,Ltd. ReportNo.:CTSL2620730402E AnnexC. TestSetupPhotos FCCID:2BXGL-400FT Building1,HoujieRoad,HoujieTown,GuangdongProvinceDongguanCity,China Tel:0769-86009597E-mail:[email protected]://www.ctsl-lab.com AnnexC. TestSetupPhotos Photo1TestSetupPhotosofRadiatedEmissionTest(30-1000MHz) Photo2TestSetupPhotosofRadiatedEmissionTest(Above1GHz) Page2of2 CTSLTesting(Dongguan)Co.,Ltd. ReportNo.:CTSL2620730402E AnnexC. TestSetupPhotos FCCID:2BXGL-400FT Building1,HoujieRoad,HoujieTown,GuangdongProvinceDongguanCity,China Tel:0769-86009597E-mail:[email protected]://www.ctsl-lab.com Photo3TestSetupPhotosofConnectEUTAntennaTerminalTest Photo4TestSetupPhotosofACPowerLineConductedEmissions ------------------------------------------EndofTestSetupPhotos------------------------------------------