2BHWG-NANOEngraver

ShenzhenLongerTechnologyCo.,Ltd. FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:08-08-2024 FCCID:2BHWG-NANO Ref.#1:AttestationStatementsPart2.911(d)(5)(i)Filing ShenzhenLongerTechnologyCo.,Ltd. certifiesthattheequipmentforwhich authorizationissoughtisnot“covered”equipmentprohibitedfromreceivinganequipment authorizationpursuanttosection2.903oftheFCCrules. Ref.#2:AttestationStatementsPart2.911(d)(5)(ii)Filing ShenzhenLongerTechnologyCo.,Ltd.certifiesthat,asofthedateofthefilingof theapplication,theapplicantisnotidentifiedontheCoveredListasanentity producing“covered”equipment. Applicant:ShenzhenLongerTechnologyCo.,Ltd. Address:FL10,Building2B,IntelligentPark,76BaoHeAve,Longgang,Shenzhen,Guangdong, China ContactPerson:JunjiaHan Tel.:Manager Email:[email protected] Sincerely, Signature:

ShenzhenLongerTechnologyCo.,Ltd. Address ： FL10,Building2B,IntelligentPark,76BaoHeAve,Longgang,Shenzhen,Guangdong, China Date:2024-08-08 FederalCommunicationsCommission AuthorizationandEvaluationDivision 1435OaklandMillsRoad Columbia,MD21046 Ref:AttestationStatementsPart2.911(d)(7)Filing SUBJECT:FCCApplicationforFCCID:2BHWG-NANO,FRN:0035733021 ShenzhenLongerTechnologyCo.,Ltd.certifiesthat,asofthedateofthefilingofthe application,ANTEKSERVICEINCisourdesignatedU.S.agentforserviceofprocessforthe abovereferencedFCCID.ShenzhenLongerTechnologyCo.,Ltd.acceptstomaintainan agentfornolessthanoneyearafterthegranteehasterminatedallmarketingandimportation ortheconclusionofanyCommission-relatedproceedinginvolvingtheequipment. ANTEKSERVICEINCaccepts,asofthedateofthefilingoftheapplication,theobligationof thedesignatedU.S.agentforserviceofprocessfortheabovereferencedFCCID. DesignatedU.S.AgentInformation: Name:ANTEKSERVICEINC Address:901NPENNSYLVANIASTSTE0DENVERCO80203UnitedStates FRN:0033437609 ContactPerson:ShirleyKwok Tel.:(303)800-6306 Email:[email protected] Sincerely, SignedonbehalfofSignedonbehalfof ShenzhenLongerTechnologyCo.,Ltd. ANTEKSERVICEINC Name:JunjiaHan Name:ShirleyKwok Title:ManagerTitle:Manager Signature:Signature: Date:2024-08-08Date:2024-08-08

ShenzhenLejinradiofrequencytechnologyCo.,LTD LejinradiofrequencyProprietary&Confidential©2017LejinradiofrequencyCorporation.Allrightsreserved. Add：Rm301B,A4Bld,JunfengInnovationPark,Fuyong,BaoanDist,Shenzhen.Tel:0755-27780515Email:[email protected] SPECIFICATIONSFORAPPROVAL CustomerName: 深圳长朗智能科技有限公司 ProductName:WIFIAntenna ProductModel:Nano激光雕刻机 PartNumber:LJF02-24031608-R0A WriteBy:Huxuwen IssuedDate:2024-03-16 CUSTOMER ENGINEERR&DDEPTBUSSINESSDEPTAPPROVAL LEJIN R&DDEPTENGINEERDEPTAPPROVAL REVMODIFIEDDESCRIPTIONDATEREMARK V1.0InitialDraftRelease2024/03/16 ShenzhenLejinradiofrequencytechnologyCo.,LTD LejinradiofrequencyProprietary&Confidential©2017LejinradiofrequencyCorporation.Allrightsreserved. Add：Rm301B,A4Bld,JunfengInnovationPark,Fuyong,BaoanDist,Shenzhen.Tel:0755-27780515Email:[email protected] Index 1.Cover ································ 1 2.Index································2 3.ProductSpecification ·························· 3 4.TestEquipment&Conditions·······················3 5.TestReport ······························ 4 6.ReliabilityTest····························5 7.Assembletype ···························· 6 8.ProductDrawing···························7 ShenzhenLejinradiofrequencytechnologyCo.,LTD LejinradiofrequencyProprietary&Confidential©2017LejinradiofrequencyCorporation.Allrightsreserved. Add：Rm301B,A4Bld,JunfengInnovationPark,Fuyong,BaoanDist,Shenzhen.Tel:0755-27780515Email:[email protected] 3.ProductSpecification A.ElectricalCharacteristics Frequency2400MHz~2500MHz VSWR<2.0 Efficiency≥30% Impedance50Ohm PolarizationLinear Gain ≤ 2.0dB B.Material&MechanicalCharacteristics MaterialofRadiatorFPC(Black),LJWF25DFB1 CableTypeΦ1.13mm,L95mm,Black ConnectorTypeIPX1 Dimension21.0*16.8mm C.Environmental OperationTemperature-20 ̊C~+70 ̊C StorageTemperature-30 ̊C~+85 ̊C Humidity40%~95% 4.TestEquipment&Conditions 1.NetworkAnalyzersAgilent8753D/5071C 2.HSPAandLTEprotocoltestsetR&SCMW500-PT 3.CommunicationsTestSetAgilent8960 4.3DChamberTestSystem Chart1Testtopology ShenzhenLejinradiofrequencytechnologyCo.,LTD LejinradiofrequencyProprietary&Confidential©2017LejinradiofrequencyCorporation.Allrightsreserved. Add：Rm301B,A4Bld,JunfengInnovationPark,Fuyong,BaoanDist,Shenzhen.Tel:0755-27780515Email:[email protected] 5.TestReport 5.1VoltageStandingWaveRatio(VSWR). Chart2VSWR 5.2Efficientandgain. 5.3Radiationpattern. ShenzhenLejinradiofrequencytechnologyCo.,LTD LejinradiofrequencyProprietary&Confidential©2017LejinradiofrequencyCorporation.Allrightsreserved. Add：Rm301B,A4Bld,JunfengInnovationPark,Fuyong,BaoanDist,Shenzhen.Tel:0755-27780515Email:[email protected] 6. ReliabilityTest TestItemTestconditionEquipmentSpecificationResult 1 LowTemp. Storage Test Temperature:-30°C，Time:48hrs Testcondition:PlacingantennainaLow/High TemperatureChamber,keepthetempis25°Candhumidityis 65%foronehour,thenstep-downthetemp.to-30°Cinone hour,storeantennafor44hours;step-uptempto25°C,test antennaafter2hours. Temp.&Hum i. Tester Nomaterial deformationis allowed. Electronic Performanceis ok. PASS 2 High Temp./High Humid StorageTest Temperature:85°CHumidity:85%RHTime:48hrs Testcondition:PlacingantennainaLow/High TemperatureChamber,keepthetempis25°Candhumidityis 65%foronehour,thenstep-upthetemp.to80°Candthe humidityupto85%inonehour,storeantennafor44hours; step-downtempto25°C,testantennaafter2hours. Temp.&Hum i. Tester Nomaterial deformationis allowed. Electronic Performanceis ok. PASS 3 Salt-Spray6 prayTest PlacingantennaintheSalt-SprayTester,setthetest condition，Temp:35±2°CHumidity:85%NaClsaltspray:5 ±1%.PHvalue:6.5~7.2Testtime:24hours Salt-Spray Tester Nocolorchange Noappear rusting PASS 7.Assembletype ShenzhenLejinradiofrequencytechnologyCo.,LTD LejinradiofrequencyProprietary&Confidential©2017LejinradiofrequencyCorporation.Allrightsreserved. Add：Rm301B,A4Bld,JunfengInnovationPark,Fuyong,BaoanDist,Shenzhen.Tel:0755-27780515Email:[email protected] Chart3Antennaassembletype(overall) 8.ProductDrawing CHANGLANG LJF02-2 4 031 6 08-R0A 202 4 -03-1 6 Remark: 1.FPC material:Electrolytic copper.2.Backing in behind:3M300LSE. 3.Tolerance ： Cuting die:±0.1mm;Circuit on FPC:±0.05mm ； others are ±0.05mm. 4.ROHS:(Pb,Hg,Cr+6,PBBs,PBDEs),<1000ppm; Cd,<100ppm. 1.0 1 . 8 1.8 95 .0±2.0mm Φ 1. 13 coaxial cable,black, KCC-1 connector FB1

ShenzhenLongerTechnologyCo.,Ltd. Date: 2024/08/08 ProductModelNumber: Nano,NanoSE,NanoLite,NanoPro,NanoMAX,NanoUltra,NanoDuo,Nano Duo+,Nano2SE,Nano2Lite,Nano2,Nano2Pro,Nano2MAX,Nano2Ultra, Nano3SE,Nano3Lite,Nano3,Nano3Pro,Nano3MAX,Nano3Ultra,Nano4SE, Nano4Lite,Nano4,Nano4Pro,Nano4MAX,Nano4Ultra,Nano5SE,Nano5 Lite,Nano5,Nano5Pro,Nano5MAX,Nano5Ultra FCCID:2BHWG-NANO Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C.CanadaV5J5K5to actonourbehalfonallmattersconcerningtheabovenamedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatQAILaboratoriesLtd.isallowedtoforwardallinformationrelatedtothe approvalprojecttotheappliedcertificationbodyandtothenotificationentitiesandtodiscuss anyissuesconcerningtheapprovalapplication.AnyandallactscarriedoutbyQAILaboratories Ltd.onourbehalfshallhavethesameeffectasactsofourown. By: Title:Manager Email:[email protected] Telephone:17665464625 Onbehalfof:JunjiaHan

ShenzhenLongerTechnologyCo.,Ltd. OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:August8,2024 Subject;RequestforConfidentiality FCCID:2BHWG-NANO ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthese documentsmightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantage inthemarket. SchematicDiagram BlockDiagram PartsList OperationalDescription Tune-upProcedure 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: JunjiaHan Title: Manager

Lable:

FCCID:2BHWG-NANO RFExposureEvaluation Limits AccordingtoKDB447498D01GeneralRFExposureGuidancev06andpart2.1091 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 Modulation Frequency (MHz) Output powerto antenna (dBm) Output powerto antenna (mW) Power Densityat R=20cm (mW/cm 2 ) Limit (mW/cm 2 ) Result Wifi2.4g 802.11b 2412 17.96 62.5172690.0196671.0PASS 2437 17.39 54.8276960.0172481.0PASS 2462 18.08 64.2687720.0202181.0PASS 802.11g 2412 16.55 45.1855940.0142141.0PASS 2437 16.96 49.6592320.0156221.0PASS 2462 17.03 50.4661300.0158761.0PASS 802.11n20 2412 15.30 33.8844160.0106591.0PASS 2437 15.46 35.1560440.0110591.0PASS 2462 16.06 40.3645390.0126981.0PASS 802.11n40 2422 14.50 28.1838290.0088661.0PASS 2437 14.21 26.3633140.0082931.0PASS 2452 14.87 30.6902200.0096551.0PASS Remark：1.WIFIAntennagainis1.59dBi. SoaSARtestisnotrequired

ReportNo.:NCT24030647E Page47of66 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn 96dBBandwidthMeasurement TestRequirement:FCCCFR47Part15Section15.247 TestMethod:ANSIC63.10:2013 TestLimit Systemsusingdigitalmodulationtechniquesmayoperateinthe902-928 MHz,2400-2483.5MHz,and5725-5850MHzbands.Theminimum6dB bandwidthshallbeatleast500kHz. 9.1TestProcedure 1.RemovetheantennafromtheEUTandthenconnectalowRFcablefromtheantennaporttothe spectrum; 2.Setthespectrumanalyzer:RBW=100kHz,VBW=300kHz 9.2TestResult TestCH -6dBOccupyBandwidth(MHz) 802.11b802.11g802.11n(HT20)802.11n(HT40)Limit(KHz)Result Lowest9.079 15.7416.35 35.22 >500Pass Middle8.606 16.3416.98 36.45 Highest9.112 15.7216.72 35.17 ReportNo.:NCT24030647E Page48of66 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn 802.11bLowChannel 802.11bMiddleChannel ReportNo.:NCT24030647E Page49of66 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn 802.11bHighChannel 802.11gLowChannel ReportNo.:NCT24030647E Page50of66 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn 802.11gMiddleChannel 802.11gHighChannel ReportNo.:NCT24030647E Page51of66 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn 802.11n20LowChannel 802.11n20MiddleChannel ReportNo.:NCT24030647E Page52of66 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn 802.11n20HighChannel 802.11n40LowChannel ReportNo.:NCT24030647E Page53of66 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn 802.11n40MiddleChannel 802.11n40HighChannel ReportNo.:NCT24030647E Page54of66 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn 10MaximumPeakOutputPower TestRequirement:FCCCFR47Part15Section15.247 TestMethod:ANSIC63.10:2013 TestLimit: Regulation15.247(b)(3),Forsystemsusingdigitalmodulationinthe902- 928MHz,2400-2483.5MHz,and5725-5850MHzbands:1Watt.Asan alternativetoapeakpowermeasurement,compliancewiththeoneWatt limitcanbebasedonameasurementofthemaximumconductedoutput power. 10.1TestProcedure ThemaximumpeakconductedoutputpowermaybemeasuredusingabroadbandpeakRFpower meter.ThepowermetershallhaveavideobandwidththatisgreaterthanorequaltotheDTS bandwidthandshallutilizeafast-respondingdiodedetector. 10.2TestResult MaximumPeakOutputPower(dBm) Limit 802.11b802.11g802.11n20802.11n40 LowChannel17.9616.5515.3014.501W(30dBm) MiddleChannel17.3916.9615.4614.211W(30dBm) HighChannel18.0817.0316.0614.871W(30dBm) Note: 1.Forpowertestthedutycycleis100%incontinoustransmittingmode; 2.TXmeansTransmit,RXmeansReceive. ReportNo.: NCT24030647E Page 55 of 66 Hotline:400-8868-419Fax: 86-755-27790922http://www.nct testing.cn 11 PowerSpectraldensity Test Requirement:FCCCFR47Part 15 Section15.247 Test Method:ANSIC63.10:2013 Test Limit:Regulation15.247(f) The powerspectraldensityconductedfrom the intentionalradiatorto the antennadue to the digitalmodulation operationof the hybridsystem,with the frequencyhoppingoperation turnedoff, shallnot be greaterthan 8 dBmin any 3 kHz bandduring any time intervalof continuoustransmission. 11.1 Test Procedure 1. Removethe antennafrom the EUT and then connecta low RF cablefrom the antennaport to the spectrum. 2. Set the spectrumanalyzer:RBW= 30 kHz. VBW= 100kHz, Span= 1.5 timesthe DTS channel bandwidth(6 dB bandwidth). Sweep= auto ; DetectorFunction= Peak.Trace= Max hold. 3. Allowthe traceto stabilize.Use the marker-deltafunctionto determinethe separationbetweenthe peaks of the adjacentchannels.The limit is specifiedin one of the subparagraphsof this SectionSubmitthis plot. 11.2 Test Result PowerSpectraldensity（dBm/30kHz） Limit 802.11b802.11g802.11n20802.11n40 Low Channel-4.333-7.235-6.700-10.5828dBm/3kHz MiddleChannel-1.886-7.403-6.957-12.4228dBm/3kHz HighChannel-5.199-6.953-5.263-10.7868dBm/3kHz PowerSpectraldensity（dBm/3kHz） Limit 802.11b802.11g802.11n20802.11n40 Low Channel-14.333-17.235-16.700-20.5828dBm/3kHz MiddleChannel-11.886-17.403-16.957-22.4228dBm/3kHz HighChannel-15.199-16.953-15.263-20.7868dBm/3kHz Remark: PSD 3KHZ = PSD 30KHZ +10*log(RBW 3KHZ / RBW 30KHZ ) ReportNo.:NCT24030647E Page56of66 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn 802.11bLowChannel 802.11bMiddleChannel ReportNo.:NCT24030647E Page57of66 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn 802.11bHighChannel 802.11gLowChannel ReportNo.:NCT24030647E Page58of66 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn 802.11gMiddleChannel 802.11gHighChannel ReportNo.:NCT24030647E Page59of66 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn 802.11n20LowChannel 802.11n20MiddleChannel ReportNo.:NCT24030647E Page60of66 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn 802.11n20HighChannel 802.11n40LowChannel ReportNo.:NCT24030647E Page61of66 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn 802.11n40MiddleChannel 802.11n40HighChannel ReportNo.:NCT24030647E Page62of66 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn ReportNo.:NCT24030647E Page63of66 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn 12AntennaApplication 12.1AntennaRequirement Forintentionaldevice,accordingtoFCC47CFRSection15.203,anintentional radiatorshallbedesignedtoensurethatnoantennaotherthanthatfurnishedbythe responsiblepartyshallbeusedwiththedevice.AndaccordingtoFCC47CFR Section15.247(b),iftransmittingantennasofdirectionalgaingreaterthan6dBiare used,thepowershallbereducedbytheamountindBthatthedirectionalgainofthe antennaexceeds6dBi. 12.2Result TheEUT’Santenna,permanentattachedantenna,isinternalFPCBantenna.The antenna’sgainis1.99dBiandmeetstherequirement. ReportNo.:NCT24030647E Page64of66 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn 13TestSetup RadiatedEmissions ReportNo.:NCT24030647E Page65of66 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn ConductedEmission ReportNo.:NCT24030647E Page66of66 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn 14EUTPhotos Referencetotheattachmentfordetails. ******THEENDREPORT*****…

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