2AYU8-2517LED Light Therapy Mask

FCC Warning This device complies with Part 15 of FCC Rules. Operation is subject to two conditions: (1) This device may not cause harmful interference, and (2) this device must accep t any interference received, including interference that may cause undesired operation. Changes or modifications not expressly approved by the party responsible for compli ance could void the users authority to operate the equipment. Note: This equipment has been tested and found to comply with Class B digital device limits under Part 15. These limits provide reasonable protection against harmful inter ference in a residential installation. This equipment generates, uses, and can radiate ra dio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guara ntee 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 b y turning the equipment off and on), the user is encouraged to try to correct the interfe rence 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 to an outlet on a circuit different from that to which the receiv er is connected. Consult the dealer or an experienced radio/ TV technician for help. This equipment meets general RF exposure requirements and can be used in portable exposure conditions without restriction.

Rev1/26/2023 DongguanYanxitechnologyco.,Ltd FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:2026-05-15 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2AYU8-2517 DongguanYanxitechnologyco.,Ltdcertifiesthattheequipmentforwhichauthorizationissoughtisnot “covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuanttosection2.903of theFCCrules. DongguanYanxitechnologyco.,Ltdcertifiesthattheequipmentforwhichauthorizationissoughtdoes notincludecybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab,Inc.oranyofits successorsandassignees,includingequipmentwithintegratedKasperskyLab,Inc.(oranyofits successorsandassignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB986446 D01CoveredEquipmentGuidancesectionB(2a). Deviceisinherentlycompliantbasedonhardwarelimitationsorsoftwarecontrols. or ASoftwareBillofMaterials(SBOM)isprovidedtotheTCBforreview,and Theend-userorthirdpartiescannotinstalladditionalsoftwareonthisdevice. Sincerely, (Applicantsignature) (YonghuaLi) Rev1/26/2023 DongguanYanxitechnologyco.,Ltd FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:2026-05-15 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2AYU8-2517 DongguanYanxitechnologyco.,Ltdcertifiesthat,asofthedateofthefilingoftheapplication,the applicantisnotidentifiedontheCoveredList(asaspecificallynamedentityoranyofitssubsidiariesor affiliates)asanentityproducing“covered”equipment. Sincerely, (Applicantsignature) (YonghuaLi)

DongguanYanxitechnologyco.,Ltd Address:501,No.19GuanglongRoad,HuangjiangTown,DongguanCity,Guangdong Province,China Date:2026-05-14 FederalCommunicationsCommission AuthorizationandEvaluationDivision 1435OaklandMillsRoad Columbia,MD21046 Ref:AttestationStatementsPart2.911(d)(7)Filing SUBJECT:FCCApplicationforFCCID:2AYU8-2517 FRN:0030515316 (“DongguanYanxitechnologyco.,Ltd”)certifiesthat,asofthedateofthefilingofthe application,(ToyleFunGlobalLLC)isourdesignatedU.S.agentforserviceofprocessfor theabovereferencedFCCID.(“DongguanYanxitechnologyco.,Ltd”)acceptstomaintain anagentfornolessthanoneyearafterthegranteehasterminatedallmarketingand importationortheconclusionofanyCommission-relatedproceedinginvolvingtheequipment. (ToyleFunGlobalLLC)accepts,asofthedateofthefilingoftheapplication,theobligationof thedesignatedU.S.agentforserviceofprocessfortheabovereferencedFCCID. DesignatedU.S.AgentInformation: Name:ToyleFunGlobalLLC. Address:22400WestheimerPkwy,Apt703,Katy,TX774450,UnitedStates FRN:0036502664 ContactPerson:HeChen Tel.:657-395-7778 Email:[email protected] Sincerely, DongguanYanxitechnologyco.,LtdToyleFunGlobalLLC Name:YonghuaLi Name:HeChen Title: GeneralManager Title:President Date:2026-05-14Date:2026-05-14

DongguanYanxitechnologyco.,Ltd Date：2026-05-15 ProductModelNumber:2517 FCCID:2AYU8-2517 Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C. CanadaV5J5K5toactonourbehalfonallmattersconcerningtheabove namedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatQAILaboratoriesLtd.isallowedtoforwardallinformation relatedtotheapprovalprojecttotheappliedcertificationbodyandtothe notificationentitiesandtodiscussanyissuesconcerningtheapproval application.AnyandallactscarriedoutbyQAILaboratoriesLtd.onour behalfshallhavethesameeffectasactsofourown. By: ContactListedonFCCWesbite Title:GeneralManager Email:[email protected] Telephone:13631653258 Onbehalfof:YonghuaLi

DongguanYanxitechnologyco.,Ltd OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:May15,2026 Subject;RequestforConfidentiality FCCID:2AYU8-2517 ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthese documentsmightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantage inthemarket.  SchematicDiagram  BlockDiagram  OperationalDescription Inadditionaltoabovementioneddocuments,inordertocomplywiththemarketingregulations inTitle47CFR§2.803andtheimportationrulesinTitle47CFR§2.1204,whileensuringthat businesssensitiveinformationremainsconfidentialuntiltheactualmarketingofnewly authorizeddevices,werequestShortTermConfidentialityofthefollowingattachment(s); ExternalPhotos TestSetupPhotos InternalPhotos UserManual For45days,pursuanttoPublicNoticeDA04-1705. OR For180dayspursuanttoKDB726920D01. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondenceduringthecertificationreviewprocesscannotbegrantedasconfidential documentsandthisinformationwillbeavailableforpublicreviewoncethegrantofequipment authorizationisissued. Sincerely, Signature: Name:YonghuaLi Title:GeneralManager

FCCID:2AYU8-2517 FCCID:2AYU8-2517 FCCID:2AYU8-2517 FCCID:2AYU8-2517 FCCID:2AYU8-2517

LabelLocation FCCID:2AYU8-2517

FCCID:2AYU8-2517 FCCID:2AYU8-2517 Antenna FCCID:2AYU8-2517

FCCID: 2AYU8-2517 RFExposureEvaluation AccordingtoKDB447498D01GeneralRFExposureGuidancev06andpart2.1093， UnlessspecificallyrequiredbythepublishedRFexposureKDBprocedures,standalone 1-gheadorbodyand10-gextremitySARevaluationforgeneralpopulationexposure conditions,bymeasurementornumericalsimulation,isnotrequiredwhenthe correspondingSARTestExclusionThresholdcondition(s),listedbelow,is(are)satisfied. For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-gSARtest exclusionthresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)]·[√f (GHz) ]≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where f (GHz) istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison EIRP=E Meas +20log(d Meas )-104.7 EIRPistheequivalentisotropicallyradiatedpower,indBm E Meas isthefieldstrengthoftheemissionatthemeasurementdistance,indB μ V/m d Meas isthemeasurementdistance,inm Here, For433.92MHz Freque ncy (MHz) Field strength (dBuV/ m) Max Power (dBm) Target power W/ tolerance (dBm) Maxtune uppower tolerance (dBm) Max Power (mW) Min. Distance (mm) Calc. thresholds limit 433.9279.03-16.17-16±1-150.03165.000.00423.0

DongguanYanxitechnologyco.,Ltd 501,No.19GuanglongRoad,HuangjiangTown,DongguanCity,China AntennaSpecifications AntennaType:PCBAntenna Frequency:433.92MHz AntennaGain:1.69dBi AntennaPhoto 4cm 1.25cm

ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-250912002 TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 1 of 29 FCCPart15CTestReport FCCID:2AYU8-2517 Applicant:DongguanYanxitechnologyco.,Ltd Address: 501,No.19GuanglongRoad,HuangjiangTown,DongguanCity,Guangdong Province,China Manufacturer:DongguanYanxitechnologyco.,Ltd Address: 501,No.19GuanglongRoad,HuangjiangTown,DongguanCity,Guangdong Province,China ProductName:LEDLightTherapyMask TradeMark: N/A ModelNumber:2517 DateofReceipt:Sep.01,2025 TestDate:Sep.01,2025-Sep.23,2025 DateofReport:Sep.23,2025 PreparedBy:ShenzhenDLTestingTechnologyCo.,Ltd. Address: 101-201,ComprehensiveBuilding,TongzhouElectronicsLonggangFactoryArea,No.1 BaolongFifthRoad,BaolongCommunity,BaolongStreet,LonggangDistrict,Shenzhen, China Applicable Standards: FCCPART15C15.231 ANSIC63.10:2020 TestResult:Pass ReportNumber: DLE-250912002R Prepared(TestEngineer):PxingHuang Reviewer(Supervisor):JackBu Approved(Manager):JadeYang Thistestreportisbasedonasingleevaluationofonesampleofabovementionedproducts.Itisnotpermittedto beduplicatedinextractswithoutwrittenapprovalofShenzhenDLTestingTechnologyCo.,Ltd. ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-250912002 TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 2 of 29 TableofContentsPage 1SUMMARYOFTESTRESULTS................................................................................4 1.1MEASUREMENTUNCERTAINTY..................................................................................4 2GENERALINFORMATION.........................................................................................5 2.1GENERALDESCRIPTIONOFEUT................................................................................5 2.2DESCRIPTIONOFTESTMODES..................................................................................5 2.3BLOCKDIGRAMSHOWINGTHECONFIGURATIONOFSYSTEMTESTED............6 2.4DESCRIPTIONOFSUPPORTUNITS(CONDUCTEDMODE)......................................6 2.5TABLEOFPARAMETERSOFTESTSOFTWARESETTING......................................6 2.6EQUIPMENTSLISTFORALLTESTITEMS.................................................................7 3EMCEMISSIONTEST................................................................................................8 3.1CONDUCTEDEMISSIONMEASUREMENT..................................................................8 3.1.1POWERLINECONDUCTEDEMISSIONLimits...................................................8 3.1.2TESTPROCEDURE................................................................................................8 3.1.3DEVIATIONFROMTESTSTANDARD..................................................................8 3.1.4TESTSETUP...........................................................................................................9 3.1.5EUTOPERATINGCONDITIONS...........................................................................9 3.1.6TESTRESULTS......................................................................................................9 3.2RADIATEDEMISSIONMEASUREMENT.....................................................................12 3.2.1RADIATEDEMISSIONLIMITS.............................................................................12 3.2.2TESTPROCEDURE..............................................................................................13 3.2.3DEVIATIONFROMTESTSTANDARD................................................................13 3.2.4TESTSETUP.........................................................................................................14 3.2.5EUTOPERATINGCONDITIONS.........................................................................15 3.2.6TESTRESULTS(BETWEEN9KHZ–30MHZ)...................................................16 3.2.7TESTRESULTS(BETWEEN30MHZ–1GHZ)...................................................17 3.2.8TESTRESULTS(1GHZTO10 TH HARMONICS)................................................20 4BANDWIDTHTEST..................................................................................................21 4.1APPLIEDPROCEDURES/LIMIT.................................................................................21 4.1.1TESTPROCEDURE..............................................................................................21 4.1.2DEVIATIONFROMSTANDARD...........................................................................21 4.1.3TESTSETUP.........................................................................................................21 4.1.4EUTOPERATIONCONDITIONS.........................................................................21 4.1.5TESTRESULTS....................................................................................................22 5CALCULATIONOFAVERAGEFACTOR.................................................................23 5.1APPLIEDPROCEDURES/LIMIT..................................................................................23 5.1.1TESTPROCEDURE..............................................................................................23 5.1.2TESTSETUP.........................................................................................................23 ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-250912002 TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 3 of 29 TableofContentsPage 5.1.3EUTOPERATIONCONDITIONS.........................................................................23 5.1.4TESTRESULTS....................................................................................................24 6TRANSMISSIONCEASETIME................................................................................27 6.1APPLIEDPROCEDURES/LIMIT.................................................................................27 6.1.1TESTPROCEDURE..............................................................................................27 6.1.2DEVIATIONFROMSTANDARD..............................................................…

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FCCID:2AYU8-2517 RadiatedEmission(Below1G) RadiatedEmission(Above1G) FCCID:2AYU8-2517 ConductedEmissionEmission