2BKHT-BL002-1Smart Bike Light with Controller

16.Scmx11.5cm 倩噶） User Manual | Product Model ． ＇，＇ ＇， ，＇， ， ,-,t 气一 ？ ， 广， 二， ， 丫 孚 ＼ ，心 1 谅勺 ， ＼ ， 一 ； ,'” ;,5 , ' 勹：＇ ， ？＇＇ ，＇， i，众，今， ＇， .1 , , .. ' $ ' ., 5 .7} ， 八 ， ，＇ ＇， ．，＇ ', } 心， ，＇ ， ＇ ， ＇ ， ．． j, g ＇，＇ ， ｀ ， ＇、， 『 ' , ' 沁？ ＇ ， ， 众， ＇， f' ＇ ， ＇ ， ＇ ，今 ， ，＇， ＇ ，＇，＇ �4;�、','k,;` i Smart Bike Light with Controller ALLIN ONE •L或TumSi,na l •Ri,ht Tum Signal ·"立adLi9ht • Bra戏Li g” BLOO2: A set of one cont巾ller and 沁 b , cyclehg比s Product Description Thesmartbicyc.ligh<isdasigo的比wo『km oo",Unct , on with the accom产叩ngco而ollerl匕mainfe忒u『esindude l叶tandrighttum s,gnals, h釭adligh匕，bra妇lig比sand va『iouslighting mod氐suchas叫讥esteady，whiOOflashing, td steady，and md flashing.These伦amtssigni什cam” enhan心ridlng扫化“aad<sib巾W.Thellghtsand LJ,t心ll忒 am securelyattach的的小ebaseusmg a magn的C oon沧戊on.T恼baseisf氓dw,h SIlico氓只rapsandcan 扫easilyands釭umbmounood mvanousp<>5Inons onthe 吹齐le,suchas价ehandlebaa, the ends ofmad bi心drop ba巧，unde「the汜孔0『cnthe『ea『W压elstays.The install忒ionp心cessi”impleandquick. Function TumSignal ． 血TumP飞艾thel的turnbutton 1Lon contmlle「ooal turn signal ， Ha卫nlUghtFunction: • Hamnl Ligh七P『ess小ehaza『dbutton onthecontmller toact恼啦theyell~Jlightsin a double － 彻shm心e, enhamngwsibiliwand sa伦duringn,ghtt , me ridIng ． 阳ghtTumSgnaI:Pmsstherighmmbu也）n（R砌）on theL口．．严"亡，mactimtetheyell叩light,indicatmg a 『ightumsignal. ...妇LiglrtFunaion: '"妇Light:Whenthellghtisin咄modeand dete屯 a braking actlon,the red lightWIll autul,}ati,.ally illuminate in stobe mode. alertingvehiclesand ped,tdans behindyou －'，山'“'izationFunction: • ． J．心,,.．， ． 心...When the lig沁a戊pow亡飞Jon a心 set比1lashmgmode,them maybe Incons.aL亡口七~,m theflashing frequen勺duetodiffe『entmweaon廿mes. bu如none『to ensu兀alllightsflash 3-5,~ol心astheslgnal oomple忱s 2 Lighting M叫五 • WI蚀又＂句ModCThewhitelightr的aInssteadiWon 如mpm四伍a，心的的 • Wi也""hiogMod心扫whitel , g叮ashestoenhance ,isib的du,ing仇ed句onnl切·hghtcondltlons. ．心如a句Mode:The尺dlight mmainssteadllyonb imp『如呻visibil邱 ． 应FlashingMode:The氏dligh诅ashes如enhance warningvisibiliw during nighttimeo『lo”·lightcondhions. B式,..,,,,心「巳心l.andRun廿me: • c....L.』L．酝血“c..F书·550mAh •8iqcleLightB忒闾yG严归1200mAh Runtimc 1 Biqclelightwhite江eadymode131出Ds):appmxim孔ely 3 houm 2.Biqcle 矶eady 3.5 hou『S hghtwhIte app心XIma 6houm 65 houS 3 5.Bi匀clelight飞ds伍忒ymode(28 LE区）：appmm啦W S hou心 6Bi勺clelight飞吓ashingmode(28 LEDs)· appmximately 1 1 hou 『 S 7,Cont心,.「batte『yl，化：•PP叨mately22hou『S LowB吐te"Warning: ． BicFle屯M:W辰nthebattery,sl吹 ， t恼th啦center lig邱WIllflash red rapid”and men automaticallyshut down. Pleasecha勺ethelightas沁onas印蚐ble .。"'rollerWhent恼ba啦“islow.thetriangle”mbol abo泗theha互d扣ttonwlllflashmdrapdlya心then automat虹llyshutdownPl拉secha屯ethecJnt亿II`.『as soon as po知ble. Co”“C忒ionL1七TI儿J. ． M叫l,.Li心on匹心：Thelightis 小ebaseusing an This deslgnall叩＂伈r貊syand en幻ringstabil , Wdu『ingriding. Cha勺inglndka应： he 甘onItturnsgmen whenfully 4.Biqcle 『 lightwhite flashing mode Q LEDs). appmxima枉ly bu cha屯ed ,sredwh,le 4 onthepo ．巳仙七lI_,01a『ging;The indi勺四lightonthepowe; bu廿onIS心iwhilecha句Ing,Itturns gmenwhen fully ,ha勺釭 Operating Guide: Button Desc『ip廿ons: Bi叮cleLightButtons: ．沁如吁Bum如Used1otumthe hghtono『off．加 Ind恁lorhghtonthemwe『button灾wesasthecha屯lng Indio阮itismdwhilecha『gioga心mmsg飞enw归 fulh cha勺ed` • L Bu如n：父thel , gh1as the l叶沁idelightandfixes it onthel纣tsideofttheLbottonon Cvl;1伈II亡llSp哈父dthehghtWlll flashyellow. R Button；远thel,ghas t恼l,g比日ndfixes八 on the『ight5ldeofthe biqcle Whenthe Rbutton on el ightwill 胚h yell叩 M Mode Button: U父dtoswi1chthemodes. M button to qclethmugh the modes:whIte steady(28 LEDs),white沁扫中（31LEDs), (28 LEDs), wh,te 吵 (31LEDs），叫(28 LED 寸 ， and咄伯shing1,8 LEDs) 壬 ； ;., 0:;; R-ghtB且只1 ， d｀芒g n L 窄 RB§n 壬 Contmlle『Button, Button:Pmssand hold h>r2tum on o『0ff.Whenthelleroff. it 对ll”tumoffallthe lig阳std whilecha勺Ingandtumsgmen when fully • Wam叨thedoubleflashmodeon lig恤．句Usmgthemma dou p畔m.p血dinga Signal: Funa如： Description actwa比the沪"叩lightmd心ting 砌 e代 the P代笠the匀nchmni乙tlon at仇e 沪＇，回归ilon same阮quency. the七9”脰li p呕ess Pleasewait 3.Bicycle hghtwhIte flashmg mode mode 128 I31 8 士Ds): LEDs): appmm矶ely tely ．，环leUglrtCha屯i叩：T intemal chargmg, ms田llatlon magn忒iC ind心如light secu闭y l，压l，ol,lam. 『em如lwhlle attach的妇 wer • • P芯Sthe 、om亿II口i>p函灾"th n.」”“' he吹齐le.When ,igh还de lighting 5teady whi长1lashing t扭 the ．『斗比， ,ha勺的 contmller simul切neous Button：红t1vates ,,dll，四 toflash对l叩u oonto ligh匕．The 忘叩山to is扣med blefla中 Indio如 the the 哗ct. ．如CButtm:Usedt05mchmn,zetheflash巾g加quen勺 如heligh匕lfmultipleligh匕h职diffe如ntflashing 阮quenciesafterbeing tumed on, p岱singthe” bu如n叫lensum all hghtsflash atthe均me加quency. • L改TumB....nL即血n):WhentheLbu如nis pres笠d,theleft-SIdeligmon出ebi匀clemllflash沪II咄 indicating a left turn、 ．印ghtn,mButton(RBummI:WhentheROOttonis μi七”~J,the『Ight-Sldehght on the b心de沺lflash 沺l郊 ， indicatinga righttum 芯＄它实B盓 芒_,hI I A I, ~ ， ◄I► ＼ 、 丿 总竺 Bi守leLlghtU岱gelns如dion丈 1,lnstall the baseon a su,able positmn onthe bi匀de acoming妇沪U『心的isuch asthe handleba『s,1he 如s"'roodbike drop ba兀，underthes妞toron1he 呻W函ls叩 2.Turn onthecontmllerand me bi勺deligh飞sepa,atay, 环fte『tumingon the b , qcle light p芦StheM mode buttonto艾lect1hea�如llghtIng社伦吐 1.Whhest纽iyorn__,',··� m呻：S皿ablefo「mount四 on仇efrontl心JLL”“asafrontwami“9 light 2.Rod,也呴orna,hi“Jmode:Su匝blefo『mounting 001忱rearof仇eb，守cleasataillight 心酝rtumingon出ebi守C忙lightpt巧theLorRbu如n, andthen mountthe b回clehghtonthe......飞伈心．．J ． ng lefto『nghtSlde忒thebi匀cle 5.ln flashmg mod巳duetod，和mnt卜“C六"'tlmes,the “ashingfrnquen守0ftheligRsm咑~inconsi艾entln thISCB拉，p戊SSthesync~ttonon出eco戊roller比 synchronizeall ligh匕toflashatthesamefrnquen勺偏 Sa的”“aution丈 •W心l.l－口，压ig兀A心Id~μ9."',thel,ghtst0吨er枷 亡＾同，J豆periodsAlthough出epmductISminpm忒 pmlonged叩OSUmtow式可maya酝心笘改rmance. • u”ge肛i,"'mmt,Whenusing thelig比＄ensu代th忒 you过ect出eappmp『latelightmg modeand a句ustthe lig比s忒tingsacoo咄ng沁巾adoonditions and enw心”“亡，匕lJ,°“中Jtoensure笠住rid四 Installation Guide The bic江lelight臼nbe m妇ll的in旧riouslocation$ont忱 b临，mclud吓｝the handle拉m,theendsdthe dmp ba『Son 『oodbi辰s,U心erthe灾atand on中e飞ar咖elsh界 － 飞 一－ ； · ＼ 飞一 ；沁 ·， 女 干～ 心 贮 麝 ＼ ＿ ｀ 心 ． ; “ ＿ ＼ ＿ 一 1.{rt灶amrtgth,Ug{rtB…

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1/1 USAgentforServiceofProcessLETTEROFATTESTATION TO: OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USAgentforServiceofProcess: CompanyName:SYNCLINKINGINC FRN:0035848290 ContactName:MINLI Address:3700TENNYSONST,DENVER,CO,80212,US Telephone:Manager Email:[email protected] Applicant: Companyname:SYNCLINKINGINC ProductDescription:SmartBikeLightwithController Granteecode:2BKHT FCCID:2BKHT-BL002-1 FRN:0035848290 ContactName:MINLI Email:[email protected] Address:3700TENNYSONST,DENVER,CO,80212,US [SYNCLINKINGINC]certifiesthat,asofthedateofthisfilingoftheapplication withtheTCB,[SYNCLINKINGINC]isourdesignatedUSagentforserviceof processfortheabovereferencedFCCID.[SYNCLINKINGINC]acceptsto maintainanagentfornolessthanoneyearafterthegranteehasterminatedall marketingandimportationortheconclusionofanycommissionrelated proceedinginvolvingequipment.[SYNCLINKINGINC]accepts,asofthedateof thefilingoftheapplication,theobligationofthedesignatedUSagentfor serviceofprocessfortheabovereferenceFCCID. TheUSAgentforServiceofProcessisawareofandagreestocomplywiththerequirements outlinedintheFCCEquipmentAuthorizationProgram,ReportandOrderFCC22-84,andclause §2.911. TheApplicantisawareofandagreestocomplywiththerequirementsoutlinedintheFCC EquipmentAuthorizationProgram,ReportandOrderFCC22-84,andclause§2.911. Date:08/21/2024 Applicant’sName:MINLIUSAgent’sName:MINLI Title:ManagerTitle:Manager SignatureSignature

C5266091_X24_Ed.2 1/1 SYNCLINKING INC “Attestation Statements” TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 The Commission adopted rules that prohibit equipment authorization for “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List 1 , which is periodically updated. See the Covered List for more details. This Attestation Statement is to confirm that we follow the Section 2.911(d)(5)(i)-(ii) Applicant Company name: SYNCLINKING INC FRN：0035848290 Grantee code: 2BKHT FCC ID: 2BKHT-BL002-1 Contact Name: MIN LI Address: 700 TENNYSON ST, DENVER, CO, 80212, US Telephone No: (+1)2513142880 Fax No: (+1)2513142880 Email: [email protected] i. [SYNCLINKING INC] (“the applicant”) certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. The applicant must sign this certification. ii. [SYNCLINKING INC] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [is not] (as a specifically named entity or any of its subsidiaries or affiliates) identified on the Covered List as an entity producing “covered” equipment. The applicant must sign this certification. [SYNCLINKING INC] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [is not] identified on the Covered List as an entity producing “covered”equipment . Date: 2024/08/22 Applicant’s Name: MIN LI Title: Manager Signature 1 The Commission’s Covered List is published by the Public Safety and Homeland Security Bureau and posted on the Commission’s website. This Covered List, which is periodically updated, identifies particular equipment, produced by particular entities, that constitutes “covered” equipment. https://www.fcc.gov/supplychain/coveredlist

Modeldifferencedeclarationletter DifferencesDescription FCCID：2BKHT-BL002-1 WeSYNCLINKINGINCstate: Product： SmartBikeLightwithController ModelName ： BL002,BL004,BL006 We(SYNCLINKINGINC)herebystatethatallthemodelsareelectricalidenticalincluding thesamesoftwareparameterandhardwaredesign(i.e.,circuitdesign,PCBLayout,RF module/circuit,antennatype(s)andantennalocation,componentsonPCB,etc.,),same mechanicalstructureanddesign(includingproductenclosure,materials,etc.,),theonly differenceisthemodelnameandappearancecolor. Signatory Date:08-21.2024 Name:MINLIDate:August21,2024 Title:Manager Signatureofapplicant:

C5266091_X8_Ed.1 1/1 Letter of Authorization SYNCLINKING INC Company: SYNCLINKING INC Address: 700 TENNYSON ST, DENVER, CO, 80212, US Product Name: Smart Bike Light with Controller Model Number: BL002, BL004, BL006 We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name: MIN LI Date: 2024.08.22 Title: Manager Signature of applicant:

C5266091_X10_Ed.2 1/1 SYNCLINKING INC Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 2024.8.22 Subject: Request for Confidentiality FCC ID: 2BKHT-BL002-1 To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules (47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location No No Attestation Statement No No External Photos No ☐ Block Diagram ☒ ☐ Schematics ☒ ☐ Test Report No No Test Setup Photos No ☐ User’s Manual ☐ NOTE 1 ☐ Internal Photos ☐ NOTE 1 ☐ Parts List / Tune Up ☐ ☐ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No No SDR Software / Security Info ☐ No NOTE 1: Long-Term Confidentiality may be permitted under special conditions (See II. LONG-TERM CONFIDENTIALITY, Section 3 of KDB 726920, use last in force) NOTE 2: Short-Term Confidentiality can be requested for a maximum of 180 days from the date of the grant. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. In case of short-term Confidentiality, the applicant requests the exhibits selected above are withheld from public view for a period of ______ days from the date of the Grant of Equipment Authorization and prior to marketing. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. C5266091_X10_Ed.2 1/1 Sincerely, Signature: Name: MIN LI Title: Manager 2024.08.22

Page1of3ReportNo.:FCS202408224 Externalphotos Photo1 Photo2 Page2of3ReportNo.:FCS202408224 Photo3 Photo4 Page3of3ReportNo.:FCS202408224 Photo5 Photo6

LabelandLabelLocation FCCID:2BKHT-BL002-1

Page1of3ReportNo.:FCS202408224 Internalphotos Photo1 Photo2 Page2of3ReportNo.:FCS202408224 Photo3 Photo4 Page3of3ReportNo.:FCS202408224 Photo5 PCBantenna

FCCRFExposure EUTDescription:SmartBikeLightwithController Testtype.:BL002 Seriesmodel:BL004,BL006 FCCID:2BKHT-BL002-1 Equipmenttype:PortableDevice 1.TestProcedure AccordingtoKDB447498D01GeneralRFExposureGuidancev06 The1-gand10-gSARtestexclusionthresholdsfor100MHzto6GHzattest separationdistances ≤ 50mmaredeterminedby: [(max.powerofchannel,includingtune-uptolerance,mW)/ (min.testseparationdistance,mm)] · [ √ f(GHz)] ≤ 3.0for1-gSARand ≤ 7.5for10-g extremitySAR, where f(GHz)istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbefore calculationTheresultisroundedtoonedecimalplaceforcomparison Thetestexclusionsareapplicableonlywhentheminimumtestseparation distanceis≤50mmandfortransmissionfrequenciesbetween100MHzand6GHz. Whentheminimumtestseparationdistanceis<5mm,adistanceof5mmisappliedto determineSARtestexclusion. 2.TestResultofRFExposureEvaluation 2.4G [(max. powerofchannel,includingtune-uptolerance,mW)/(min.testseparation distance,mm)]·[√f(GHz)]=1.2560/5*√2.440=0.3924≤3.0ThresholdatwhichnoSARrequiredis and≤3.0for1-gSAR,Separationdistanceis5mm. Conclusion ： NoSARrequired Mode Channel Freq.(MHz) Maximum Conducted Output Power(PK) （ dBm) AntennaGain (dBi) Antenna gainnumeric Maxtune- uppower (W) GFSK 2402 0.18 -1.00.7940.0010423 2440 0.99 -1.00.7940.0012560 2480 0.86 -1.00.7940.0012189

Manufacture's Name Huaxiang(Guangzhou)Technology Co.,Ltd. Address Floor 2,Building A,Second Industrial Park,Tuanjie Road,Xinya Street,Huadu District,Guangzhou City, Guangdong Province. 1.000

FCCTestReport ReportNo:FCS202408224W01 Issuedfor Applicant: SYNCLINKINGINC Address: 3700TENNYSONST,DENVER,CO,80212,US ProductName: SmartBikeLightwithController BrandName: N/A ModelName: BL002 SeriesModel: BL004,BL006 FCCID: 2BKHT-BL002-1 IssuedBy:FluxComplianceServiceLaboratory Add:Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-Tech Industrial,SongshanlakeDongguan Tel:769-27280901Fax:769-27280901http://www.FCS-lab.com Page 2 of35ReportNo.:FCS202408224W01 FluxComplianceServiceLaboratory Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-TechIndustrial,SongshanlakeDongguan Tel:769-27280901Fax:769-27280901http://www.FCS-lab.com TESTRESULTCERTIFICATION Applicant’sName......................:SYNCLINKINGINC Address ...................................... :3700TENNYSONST,DENVER,CO,80212,US Manufacture'sName................:SYNCLINKINGINC Address......................................:3700TENNYSONST,DENVER,CO,80212,US ProductDescription ProductName ........................... :SmartBikeLightwithController BrandName ............................... :N/A ModelName..............................:BL002 SeriesModel .............................. :BL004,BL006 TestStandards .......................... :FCCRulesandRegulationsPart15SubpartC,Section247 TestProcedure..........................:ANSIC63.10:2013 ThisdevicedescribedabovehasbeentestedbyFluxComplianceServiceLaboratory,thetestresults showthattheequipmentundertest(EUT)isincompliancewiththeFCCrequirements.Anditis applicableonlytothetestedsampleidentifiedinthereport. Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofFluxCompliance ServiceLaboratory,thisdocumentmaybealteredorrevisedbyFluxComplianceServiceLaboratory, personalonly,andshallbenotedintherevisionofthedocument.. DateofTest..................................: Date(s)ofperformanceoftests . :August15,2024~August19,2024 DateofIssue.................................:August19,2024 TestResult....................................:Pass Testedby: (ScottShen) Reviewedby : (DukeQian) Approvedby: (JackWang) Page 3 of35ReportNo.:FCS202408224W01 FluxComplianceServiceLaboratory Room105FloorBaohaoTechnologyBuilding1NO.15GongyeWestRoadHi-TechIndustrial,SongshanlakeDongguan Tel:769-27280901Fax:769-27280901http://www.FCS-lab.com TableofContentsPage 1.SUMMARYOFTESTRESULTS...........................................................................................6 1.1TESTFACTORY............................................................................................................7 1.2MEASUREMENTUNCERTAINTY.................................................................................7 2.GENERALINFORMATION...................................................................................................8 2.1GENERALDESCRIPTIONOFTHEEUT.......................................................................8 2.2BLOCKDIGRAMSHOWINGTHECONFIGURATIONOFSYSTEMTESTED............10 2.3DESCRIPTIONOFNECESSARYACCESSORIESANDSUPPORTUNITS...............11 2.4EQUIPMENTSLIST.....................................................................................................12 3.CONDUCTEDEMISSIONMEASUREMENT.......................................................................13 4.6DBBANDWIDTH...............................................................................................................17 4.1Limit..............................................................................................................................17 4.2TestProcedure.............................................................................................................17 4.3Testsetup.....................................................................................................................17 4.4Testresults...................................................................................................................17 4.5OriginalTestData.........................................................................................................18 5.CONDUCTEDOUTPUTPOWER........................................................................................19 5.1LIMIT............................................................................................................................19 5.2TESTPROCEDURE.....................................................................................................19 5.3TESTSETUP...............................................................................................................19 5.5TESTRESULTS...........................................................................................................19 6.BANDEDGEANDSPURIOUS(CONDUCTED)..................................................................20 6.1LIMIT............................................................................................................................20 6.2TESTPROCEDURE.....................................................................................................20 6.3TESTSETUP...............................................................................................................20 6.4TESTRESULTS...........................................................................................................21 6.5Originaltestdata..........................................................................................................21 7.POWERSPECTRALDENSITY...........................................................................................23 7.1LIMIT............................................................................................................................23 7.2TESTPROCEDURE.....................................................................................................23 7.3TESTSETUP..............................................................................................................23 7.4TESTRESULTS...........................................................................................................23 Page 4 of35ReportN…

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Page 1 of2ReportNo.:FCS202408224 Below1GHzforradiatedemissiontestsetup Above1GHzforradiatedemissiontestsetup Page 2 of2ReportNo.:FCS202408224 Conductedemissiontestsetup