2BMLR-MS-02Vibrating Paint Stirrer

ShanghaiManxunTechnologyCo.,LTD Address ： Building6,No.1565WeichangRoad,ShanyangTown,JinshanDistrict,ShanghaiChina Date:2026-06-01 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Ref:AttestationStatementsPart2.911(d)(7)Filing SUBJECT:FCCApplicationforFCCID:2BMLR-MS-02 FRN:0036363372 (“ShanghaiManxunTechnologyCo.,LTD”)certifiesthat,asofthedateofthefilingofthe application,CELLTINC.isourdesignatedU.S.agentforserviceofprocessfortheabove referencedFCCID.(“ShanghaiManxunTechnologyCo.,LTD”)acceptstomaintainanagent fornolessthanoneyearafterthegranteehasterminatedallmarketingandimportationorthe conclusionofanyCommission-relatedproceedinginvolvingtheequipment. CELLTINC.accepts,asofthedateofthefilingoftheapplication,theobligationofthe designatedU.S.agentforserviceofprocessfortheabovereferencedFCCID. DesignatedU.S.AgentInformation: Name:CELLTINC. Address:140121STST#12958SACRAMENTO,CA95811UnitedStates FRN：0036412567 ContactPerson:ThompsonLim Tel.:(424)347-4188 Email:[email protected] Sincerely, SignedonbehalfofShanghaiManxun TechnologyCo.,LTD SignedonbehalfofCELLTINC. Name:XueyuName:ThompsonLim Title:ManagerTitle:GeneralManager Date:2026-06-01Date:2026-06-01

Rev1/26/2023 ShanghaiManxunTechnologyCo.,LTD FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:05-29-2026 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2BMLR-MS-02 (“ShanghaiManxunTechnologyCo.,LTD”)certifiesthattheequipmentforwhichauthorizationissought isnot“covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuanttosection 2.903oftheFCCrules. (“ShanghaiManxunTechnologyCo.,LTD”)certifiesthattheequipmentforwhichauthorizationissought doesnotincludecybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab,Inc.orany ofitssuccessorsandassignees,includingequipmentwithintegratedKasperskyLab,Inc.(oranyofits successorsandassignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB986446 D01CoveredEquipmentGuidancesectionB(2a). Deviceisinherentlycompliantbasedonhardwarelimitationsorsoftwarecontrols. or ASoftwareBillofMaterials(SBOM)isprovidedtotheTCBforreview,and Theend-userorthirdpartiescannotinstalladditionalsoftwareonthisdevice. Sincerely, (Applicantsignature)Xueyu (Applicantprintedname) Rev1/26/2023 ShanghaiManxunTechnologyCo.,LTD FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:05-29-2026 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2BMLR-MS-02 (“ShanghaiManxunTechnologyCo.,LTD”)certifiesthat,asofthedateofthefilingoftheapplication, ShanghaiManxunTechnologyCo.,LTDisnotidentifiedontheCoveredList(asaspecificallynamed entityoranyofitssubsidiariesoraffiliates)asanentityproducing“covered”equipment. Sincerely, (Applicantsignature) (Applicantprintedname)Xueyu

ShanghaiManxunTechnologyCo.,LTD Date：05-29-2026 Product/ModelNumber:VibratingPaintStirrer/MS-02 FCCID：2BMLR-MS-02 Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C. CanadaV5J5K5toactonourbehalfonallmattersconcerningtheabove namedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatQAILaboratoriesLtd.isallowedtoforwardallinformation relatedtotheapprovalprojecttotheappliedcertificationbodyandtothe notificationentitiesandtodiscussanyissuesconcerningtheapproval application.AnyandallactscarriedoutbyQAILaboratoriesLtd.onour behalfshallhavethesameeffectasactsofourown. By:Xueyu ContactListedonFCCWesbite Title:Manager Email:[email protected] Telephone:13538214502 Onbehalfof:ShanghaiManxunTechnologyCo.,LTD

ShanghaiManxunTechnologyCo.,LTD OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:May29,2026 Subject;RequestforConfidentiality FCCID:2BMLR-MS-02 ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthese documentsmightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantage inthemarket. SchematicDiagram BlockDiagram PartsList OperationalDescription Tune-upProcedure SoftwareSecurityRequirementsforUNIIdevices 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:Xueyu Title:Manager

Label: VibratingPaintStirrer Model:MS-02FCCID:2BMLR-MS-02 Thisdevicecomplieswithpart15oftheFCCRules. Operationissubjecttothefollowingtwoconditions: (1)Thisdevicemaynotcauseharmfulinterference,and (2)thisdevicemustacceptanyinterferencereceived, includinginterferencethatmaycauseundesiredoperation. 33mm 27mm

FCCID:2BMLR-MS-02 RFExposureEvaluation AccordingtoKDB447498D01GeneralRFExposureGuidancev06andpart2.1091，Unlessspecifically requiredbythepublishedRFexposureKDBprocedures,standalone1-gheadorbodyand10-gextremity SARevaluationforgeneralpopulationexposureconditions,bymeasurementornumericalsimulation,isnot requiredwhenthecorrespondingSARTestExclusionThresholdcondition(s),listedbelow,is(are)satisfied. Limits Thecriterialistedinthefollowingtableshallbeusedtoevaluatetheenvironmentimpactofhumanexposure toradiofrequency(RF)radiationasspecifiedin1.1307(b) LimitsforMaximumPermissibleExposure(MPE) Frequencyrange (MHz) Electricfield strength (V/m) Magneticfieldstrength (A/m) Powerdensity (mW/cm 2 ) Averagingtime (minutes) (A)LimitsforOccupational/ControlledExposures 0.3–3.06141.63*(100)6 3.0–301842/f4.89/f*(900/f 2 )6 30–30061.40.1631.06 300–1500f/3006 1500–100,00056 (B)LimitsforGeneralPopulation/UncontrolledExposure 0.3–1.346141.63*(100)30 1.34–30824/f2.19/f*(180/f 2 )30 30–30027.50.0730.230 300–1500f/150030 1500–100,0001.030 f=frequencyinMHz Friistransmissionformula:Pd=(Pout*G)/(4*pi*r 2 ) Where Pd=powerdensityinmW/cm 2 ,Pout=outputpowertoantennainmW; G=gainofantennainlinearscale,Pi=3.1416; R=distancebetweenobservationpointandcenteroftheradiatorincm PdidthelimitofMPE,1mW/cm 2 .Ifweknowthemaximumgainoftheantennaandthetotalpowerinputto theantenna,throughthecalculation,wewillknowthedistancerwheretheMPElimitisreached. TestProcedure SoftwareprovidedbyclientenabledtheEUTtotransmitandreceivedataatlowest,middleandhighest channelindividually. TestResultofRFExposureEvaluation SoaSARtestisnotrequired Operating Mode Frequency Measured Power Tuneup tolerance Max.Tune upPower Antenna Gain Power Densityat R=20cm Power Density Limit Result (MHz)(dBm)(dBm)(dBm)(dBi)(mW/cm 2 )(mW/cm 2 ) BLE2402-24800.14 0±1 10.640.0002901.0PASS

ShenzhenNTTTestingTechnologyCo.,Ltd.ReportNo.:SZNTT26019599E1-1 SZNTT-TR828-0Tel:0755-27889935Web:http://www.ntt-testing.comPage1of29 TESTREPORT Applicant:ShanghaiManxunTechnologyCo.,LTD Address: Building6,No.1565WeichangRoad,ShanyangTown,Jinshan District,ShanghaiChina Manufacturer:YuyaoManxunyunlianTechnologyCo.,Ltd. Address: NO,1Sci-techRoad,SibeiIndustrialZone,SimenTown,Ningbo, Zhejiang.China ProductName:VibratingPaintStirrer ModelNumber:MS-02 Trademark:DSPIAE FCCID:2BMLR-MS-02 TestDate: May09,2026–May23,2026 DateofReport: May26,2026 TestResult: ThisdevicedescribedabovehasbeentestedbyNTT,andthetest resultsshowthattheequipmentundertest(EUT)isincompliance withtheStandardrequirements.Anditisapplicableonlytothetested sampleidentifiedinthereport. TestProcedureUsed: Standards:FCCCFRTitle47Part15SubpartCSection15.247 ANSIC63.10-2020+Cor.1-2023 KDB558074D0115.247MeasGuidancev05r02 Preparedby(TestEngineer): CindyQin Approved(Manager): KenWu Approved(Manager): AbelYu ShenzhenNTTTestingTechnologyCo.,Ltd.ReportNo.:SZNTT26019599E1-1 SZNTT-TR828-0Tel:0755-27889935Web:http://www.ntt-testing.comPage2of29 TABLEOFCONTENT 1.GeneralInformation......................................................................................4 1.1.DescriptionofDevice(EUT).......................................................................................................................4 1.2.ChannelList..................................................................................................................................................4 1.3.Summaryoftestresult................................................................................................................................5 1.4.SpecialAccessoriesandAuxiliaryEquipment........................................................................................5 1.5.Testmode......................................................................................................................................................5 1.6.Testconfiguration.........................................................................................................................................5 1.7.BlockDiagram...............................................................................................................................................6 1.8.TestConditions.............................................................................................................................................6 1.9.MeasurementUncertainty(95%confidencelevels,k=2)......................................................................6 1.10.TestFacility..................................................................................................................................................7 1.11.TestEquipment...........................................................................................................................................8 2.Conductedemissionatthemainsterminalstest....................................10 2.1.Limit..............................................................................................................................................................10 2.2.TestSetup....................................................................................................................................................10 2.3.TestProcedure............................................................................................................................................10 2.4.TestResult...................................................................................................................................................11 3.RadiatedSpuriousEmissions...................................................................13 3.1.Limit..............................................................................................................................................................13 3.2.TestSetup....................................................................................................................................................14 3.3.TestProcedure............................................................................................................................................16 3.4.TestResult...................................................................................................................................................17 4.ConductedSpuriousEmissions................................................................22 4.1.Limit..............................................................................................................................................................22 4.2.TestSetup....................................................................................................................................................22 4.3.TestProcedure............................................................................................................................................22 4.4.TestResult...................................................................................................................................................23 5.BandEdgeMeasurement...........................................................................24 5.1.Limit..............................................................................................................................................................24 5.2.Testsetup....................................................................................................................................................24 5.3.TestProcedure............................................................................................................................................24 5.4.TestResult...................................................................................................................................................24 6.-6dBBandwidthand99%BandwidthMeasurement..............................25…

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Bluetooth Antenna Specification Document I. Introduction to Antenna The Bluetooth antenna is directly integrated onto the PCB board. II. Antenna Shape III. Antenna Parameters Frequency(MHz)2402 ~ 2480 MHz VSWR≤ 1.92 Impedance50 Ohm Nominal Return Loss-10 dB Max RadiationOmni-directional Gain (Peak) Polarization 0.64 dBi Linear, Vertical Admitted Power2W ConnectorTin IV. Antenna Gain Test Report SpectrumDetector:PKTest Date : Test By:AndyTemperature : Test Result:PASSHumidity: May 25, 2025 28°C 55 % Modulation:GFSK Frequency VNA (MHz) E Total. (dBi) 2400MHz0.0403503 2410MHz0.0886264 2420MHz0.267381 2430MHz0.193012 2440MHz0.26366 2450MHz0.0723139 2460MHz0.36895 2470MHz0.551525 2480MHz0.640702 2490MHz1.05232 2500MHz1.08443 3 directional diagram PHI 0 度 PHI90 度 Product Description Huilan TECHNOLOGY(SHENZHEN)Co.,LTD. The EUT is a short range, lower power, Splash designed as a Device. It is designed by way of utilizing the GFSK modulation achieves the system operating. A major technical descriptions of EUT is described as following: A). Operation Frequency: 2402-2480MHz B). Modulation: GFSK C). Number of Channel: 40 D). Channel space: 2MHz E). RF Output power: 0.14dbm F). BIT Rate of Transmission: 1Mbps G). Antenna Type: PCB antenna H). Antenna GAIN: 0.64dBi Standing wave diagram

ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page1of23 RFTestData DutyCycle.....................................................................................................................................................................2 MaximumPeakConductedOutputPower....................................................................................................................5 -6dBBandwidth.............................................................................................................................................................8 OccupiedChannelBandwidth.....................................................................................................................................11 MaximumPowerSpectralDensityLevel.....................................................................................................................14 BandEdge..................................................................................................................................................................17 ConductedRFSpuriousEmission..............................................................................................................................20 ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page2of23 DutyCycle ConditionModeFrequency(MHz)AntennaDutyCycle(%)CorrectionFactor(dB)1/T(kHz) NVNTBLE1M2402Ant115.128.210.58 NVNTBLE1M2440Ant114.168.4911.3 NVNTBLE1M2480Ant114.168.4911.3 ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page3of23 DutyCycleNVNTBLE1M2402MHzAnt1 DutyCycleNVNTBLE1M2440MHzAnt1 ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page4of23 DutyCycleNVNTBLE1M2480MHzAnt1 ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page5of23 MaximumPeakConductedOutputPower ConditionModeFrequency (MHz) AntennaConducted Power (dBm) Total Conducted Power(W) Limit Conducted(dBm) Verdict NVNTBLE 1M 2402Ant10.140.0010330Pass NVNTBLE 1M 2440Ant1-0.350.0009230Pass NVNTBLE 1M 2480Ant1-0.970.000830Pass ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page6of23 PeakPowerNVNTBLE1M2402MHzAnt1 PeakPowerNVNTBLE1M2440MHzAnt1 ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page7of23 PeakPowerNVNTBLE1M2480MHzAnt1 ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page8of23 -6dBBandwidth ConditionModeFrequency (MHz) Antenna-6dBBandwidth (MHz) Limit-6dBBandwidth (MHz) Verdict NVNTBLE 1M 2402Ant10.5130.5Pass NVNTBLE 1M 2440Ant10.520.5Pass NVNTBLE 1M 2480Ant10.52970.5Pass ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page9of23 -6dBBandwidthNVNTBLE1M2402MHzAnt1 -6dBBandwidthNVNTBLE1M2440MHzAnt1 ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page10of23 -6dBBandwidthNVNTBLE1M2480MHzAnt1 ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page11of23 OccupiedChannelBandwidth ConditionModeFrequency(MHz)Antenna99%OBW(MHz) NVNTBLE1M2402Ant11.2117 NVNTBLE1M2440Ant11.2628 NVNTBLE1M2480Ant11.2544 ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page12of23 OBWNVNTBLE1M2402MHzAnt1 OBWNVNTBLE1M2440MHzAnt1 ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page13of23 OBWNVNTBLE1M2480MHzAnt1 ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page14of23 MaximumPowerSpectralDensityLevel ConditionModeFrequency (MHz) AntennaConductedPSD (dBm/3kHz) Limit (dBm/3kHz) Verdict NVNTBLE1M2402Ant1-20.138Pass NVNTBLE1M2440Ant1-20.88Pass NVNTBLE1M2480Ant1-21.658Pass ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page15of23 PSDNVNTBLE1M2402MHzAnt1 PSDNVNTBLE1M2440MHzAnt1 ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page16of23 PSDNVNTBLE1M2480MHzAnt1 ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page17of23 BandEdge ConditionModeFrequency(MHz)AntennaMaxValue(dBc)Limit(dBc)Verdict NVNTBLE1M2402Ant1-49.24-20Pass NVNTBLE1M2480Ant1-54.3-20Pass ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page18of23 BandEdgeNVNTBLE1M2402MHzAnt1Ref BandEdgeNVNTBLE1M2402MHzAnt1Emission ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page19of23 BandEdgeNVNTBLE1M2480MHzAnt1Ref BandEdgeNVNTBLE1M2480MHzAnt1Emission ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page20of23 ConductedRFSpuriousEmission ConditionModeFrequency(MHz)AntennaMaxValue(dBc)Limit(dBc)Verdict NVNTBLE1M2402Ant1-41.94-20Pass NVNTBLE1M2440Ant1-35.81-20Pass NVNTBLE1M2480Ant1-44.2-20Pass ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page21of23 Tx.SpuriousNVNTBLE1M2402MHzAnt1Ref Tx.SpuriousNVNTBLE1M2402MHzAnt1Emission ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page22of23 Tx.SpuriousNVNTBLE1M2440MHzAnt1Ref Tx.SpuriousNVNTBLE1M2440MHzAnt1Emission ReportNo.:SZNTT26019599E1 SZNTT-TR728-0Page23of23 Tx.SpuriousNVNTBLE1M2480MHzAnt1Ref Tx.SpuriousNVNTBLE1M2480MHzAnt1Emission