2BA7H-Y88Eye Massager

Made in China FCC ID:2BA7H-Y88 FCC Warni ng This d evice c omplie s w ith p art 15 of the FCC Rules. Operation i s subject to t he fo llowing two c onditions: (1 ) This d evice may n ot c ause harmful i nte rf ere nce ( 2) t his device must accept any i nterfere nce re ceived, i ncluding i nte rference t hat may c ause undesire d o perati on. Any Changes o r modifi cations not expre ssly a pproved b y t he party responsible f or c omplia nce c ould void t he user' s a uth ority t o o pera te t he e quipment. Note: This e quipment has b een t este d and found t o comply with t he limits f or a Class B digi ta l device, pursuant to p art 15 o f the FCC Rules. These limits a re d esigned to p ro vide reasonable p ro tecti on against harmfu l inte rfe re nce in a residenti al i nsta lla ti on. This equipment generates uses a nd c an radiate radio frequency e nergy a nd, if not insta lle d a nd u sed in a ccordance w ith t he instructi ons, may c ause harmful i nte rf ere nce t o radio communicati ons. However, th ere is no guarante e t hat i nterfere nce w ill not occur i n a p arti cular i nsta lla tion. If t his e quipment does c ause h armfu l i nterfere nce t o radio or t elevision re cepti on, which can be dete rmined b y t urning t he e quipment off and on, the user is encouraged t o t ry t o correct th e i nte rference b y o ne or more o f t he fo llowing measure s: -Reori ent or r elocate t he receiving a ntenna. -Increase t he s eparation b etw een the equipment and rece iver. -Connect the equipment i nto a n o utl et on a circ uit diff ere nt from th at t o w hich t he receiver is connected. -Consult the dealer or an e xperienced radio/T V technician fo r help. Th e d evice ha s been evaluate d to meet gene ra l RF exp osur e re quirement. Th e device can b e us ed in portable exp osur e cond iti on without restriction.

- Shenzhen Yu Lu Miao Business Co . , Ltd . - 「ederal Communlcatrons Commission Au t honzat,on and Evaluatron Drvrsron Equrpment Authorizatron Branch 7435 Oakland Mrlls Road Columbia, MD 21046 5/22123 U S Aqent Deslqnahon 己2一 女� 三三一 0“毛3V r . 1-p － 工g l , 8r ( Shen zhen Yu Lu Miao Business Co.,Ltd J ack n owledges their consent for the following contact l o c a t e d 1 n t h e U ni t e d S t at e s t o a c t a s t h e i r a g e n t f o r s e r v i c e o f p r o c e s s f o r t h e e qui p m e n t f o r w h i c h a u t h o r iz a t i o n 1 s s o u g h t ( F C C I D · 2 BA 7H - Y 8 8 ) · N a m e a n d c o m p a n y o f U . S . a g en t L i n k w l d LLC P h y s i c a l U S . ad dr e s s o f a g e n t 1 9 4 2 B r o a d w a y S t S T E 3 1 4 C , B o u l d e r , C O , 8 03 02 , U S F R N o f U S . a g e n t 0 0 3 3 6 2 5 6 8 2 E m a i l a d d r e s s o f U . S . a g e n t : n m o t h y . l i n k w l d @ p r o t o n . m e [ l i n k w l d L L C ] a c k n o w l e d g e s t h e i r o b l i g a ti o n to a c c e p t s e r v i c e o f p r o c e s s o n b e h a l f o f [ S h e n z h e n Y u L u M i a o B u s i n e s s C o . , L t d . ] . ( Shen zhen Yu Lu Miao Business Co., Ltd. ] with the FRN ( 0033777459 ] accepts its obl l ga b on to maintain an agent for service of process in the United States for no less than one yea「 aftere ither the grantee o「 the conclusion of any Commission-related administrative o has permanently terminated all marketing and importation of the applicable equipmen t with i n the U . S ., 「j j u d i c i a l p r o c e e d i n g i n v o l v i n g the equ i pment , whichever 1s later. By signing this form, we confirm the above and that we a「 e aware o f t h e application requirements listed unde「 § 2.91 1(d)(7). Sincerely, Signature (Name] : jiale Wang [T i t I e ] [ C o m p a � y ) P P S h e n z h e n Y u L u M i a o B u s i n e s s Co. , L t d . 飞+乏 Signature ( N a m e o f U.S a g e n t ] T i m o t h y Zhu [T it l e o f U S a g e n t ] M a n a g e r [ C om p a n y o f U S a g e n t ] L i n k w l d L L C Thc mform 出 ,on proYOded on tho, letter 1s based on 收 n:fcn:血d rulc pans o 1 「otle 47 or the (「R a, \\c11 凸 MDI3 98凶46 DOI AncxpIJ'llllOndJl1eforthtslcIIerdoc>no1CX1` In c” Ihc U S agcnt chan8e thcgrantcC Isob1,gatcd to n()tlfy thc l C C \IIthm 10da)` VIO 此gr111ung ICl:l

ShenzhenYuLuMiaoBusinessCo.,Ltd. TheinformationprovidedinthisletterisbasedonthereferencedrulepartsofTitle47oftheCFRaswellasKDB986446D01. FederalCommunicationsCommission AuthorizationandEvaluationDivision EquipmentAuthorizationBranch 7435OaklandMillsRoad Columbia,MD21046 5/30/23 Towhomitmayconcern: We,[ShenzhenYuLuMiaoBusinessCo.,Ltd.],herebycertifythattheequipmentforwhich authorizationissought(FCCID:[2BA7H-Y88])isnot“covered”equipmentprohibitedfromreceiving anequipmentauthorizationpursuantto§2.903oftheFCCrules. Wealsocertifythat,asofthedateofthefilingoftheapplication,wearenotidentifiedontheCovered List(https://www.fcc.gov/supplychain/coveredlist)asanentityproducing“covered”equipment. Bysigningthisform,weconfirmtheaboveandthatweareawareoftheapplicationrequirements listedunder§2.911(b)and(d)(5)and(6). Sincerely, Signature [jialeWang] [Productmanager] [ShenzhenYuLuMiaoBusinessCo.,Ltd.] 6 2 _ [ m o d e l ] C o v e r e d E q u _ 2 . 9 1 1 ( d ) ( 5 ) ( i ) a n d ( i i ) - U , V 0 2

Code:AB-RF-05-b ExternalPhotograph Code:AB-RF-05-b Code:AB-RF-05-b

Code:AB-RF-05-b InternalPhotograph Code:AB-RF-05-b Code:AB-RF-05-b ANT Code:AB-RF-05-b Nouse

RFEXPOSUREEVALUATION FCCID:2BA7H-Y88 AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeused toevaluatetheenvironmentimpactofhumanexposuretoradiofrequency(RF) Radiationasspecifiedin§1.1307(b): RoutineSARevaluationreferstothatspecificallyrequiredby§2.1093,using measurementsorcomputersimulation.WhenroutineSARevaluationisnot required,portabletransmitterswithoutputpowergreaterthantheapplicable lowthresholdrequireSARevaluationtoqualifyforTCBapproval. Channel (MHz) Maximum output power (dBm) Tuneup tolerance (dBm) MaxTuneUp Power(dBm) Distance (mm) Calculation results Limit Operating Mode 2402-0.67-0.67±10.33050.3343 GFSK2441 -0.99-0.99 ±1 0.010 5 0.3133 2480 -2-2 ±1 -1.000 5 0.2503 2402-1.45-1.45±1-0.45050.2793 π/4-DQPSK2441 -1.72-1.72 ±1 -0.720 5 0.2653 2480 -2.67-2.67 ±1 -1.670 5 0.2143 2402-1.3-1.3±1-0.30050.2893 8DPSK2441 -1.55-1.55 ±1 -0.550 5 0.2753 2480 -2.53-2.53 ±1 -1.530 5 0.2213 Result:NoStandaloneSARtestisrequired.

Page1of52 AppendixTestData ReportNo.:18220WC30088201TestSampleNo.:1-2-2 StartTestDate:2023.05.15FinishTestDate:2023.05.18 TestEngineer:Auditor: Temperature:25.0 °C RelativeHumidity:51% Pressure:1012hPa AppendixA:20dBEmissionBandwidth TestResult TestModeAntennaFrequency[MHz] 20db EBW[MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict DH5Ant1 24020.9602401.5322402.492------ 24411.0232440.4692441.492------ 24801.0412479.4632480.504------ 2DH5Ant1 24021.2902401.3642402.654------ 24411.3202440.3372441.657------ 24801.3262479.3372480.663------ 3DH5Ant1 24021.3172401.3402402.657------ 24411.2872440.3492441.636------ 24801.3142479.3432480.657------ Page2of52 TestGraphs DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 Page3of52 2DH5_Ant1_2402 2DH5_Ant1_2441 Page4of52 2DH5_Ant1_2480 3DH5_Ant1_2402 3DH5_Ant1_2441 Page5of52 3DH5_Ant1_2480 Page6of52 AppendixB:OccupiedChannelBandwidth TestResult TestModeAntennaFrequency[MHz] OCB[MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict DH5Ant1 24020.887062401.56082402.4479------ 24410.900812440.55342441.4542------ 24800.903732479.55112480.4549------ 2DH5Ant1 24021.19992401.40022402.6001------ 24411.20282440.39952441.6023------ 24801.18252479.40912480.5916------ 3DH5Ant1 24021.19282401.40352402.5963------ 24411.19882440.39762441.5964------ 24801.20782479.39342480.6012------ Page7of52 TestGraphs DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 Page8of52 2DH5_Ant1_2402 2DH5_Ant1_2441 Page9of52 2DH5_Ant1_2480 3DH5_Ant1_2402 3DH5_Ant1_2441 Page10of52 3DH5_Ant1_2480 Page11of52 AppendixC:Maximumconductedoutputpower TestResultPeak Test Mode AntennaFrequency[MHz] ConductedPeak Power[dBm] Conducted Limit[dBm] Verdict DH5Ant1 2402-0.67≤20.97PASS 2441-0.99≤20.97PASS 2480-2≤20.97PASS 2DH5Ant1 2402-1.45≤20.97PASS 2441-1.72≤20.97PASS 2480-2.67≤20.97PASS 3DH5Ant1 2402-1.3≤20.97PASS 2441-1.55≤20.97PASS 2480-2.53≤20.97PASS Page12of52 TestGraphs DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 Page13of52 2DH5_Ant1_2402 2DH5_Ant1_2441 Page14of52 2DH5_Ant1_2480 3DH5_Ant1_2402 3DH5_Ant1_2441 Page15of52 3DH5_Ant1_2480 Page16of52 AppendixD:Carrierfrequencyseparation TestResult TestModeAntennaFrequency[MHz]Result[MHz]Limit[MHz]Verdict DH5Ant1Hop0.696≥0.694PASS 2DH5Ant1Hop1.002≥0.884PASS 3DH5Ant1Hop1.006≥0.878PASS Page17of52 TestGraphs DH5_Ant1_Hop 2DH5_Ant1_Hop 3DH5_Ant1_Hop Page18of52 Page19of52 AppendixE:Timeofoccupancy TestResult TestModeAntennaFrequency[MHz] BurstWidth [ms] TotalHops [Num] Result[s]Limit[s]Verdict DH1Ant1Hop0.3723130.116≤0.4PASS DH3Ant1Hop1.6281580.257≤0.4PASS DH5Ant1Hop2.8771070.308≤0.4PASS 2DH1Ant1Hop0.3803160.12≤0.4PASS 2DH3Ant1Hop1.6331590.26≤0.4PASS 2DH5Ant1Hop2.8791070.308≤0.4PASS 3DH1Ant1Hop0.3803130.119≤0.4PASS 3DH3Ant1Hop1.6301580.258≤0.4PASS 3DH5Ant1Hop2.8821070.308≤0.4PASS Page20of52 TestGraphs DH1_Ant1_Hop DH3_Ant1_Hop Page21of52 DH5_Ant1_Hop Page22of52 2DH1_Ant1_Hop 2DH3_Ant1_Hop Page23of52 2DH5_Ant1_Hop Page24of52 3DH1_Ant1_Hop 3DH3_Ant1_Hop Page25of52 3DH5_Ant1_Hop Page26of52 Page27of52 AppendixF:Numberofhoppingchannels TestResult TestModeAntennaFrequency[MHz]Result[Num]Limit[Num]Verdict DH5Ant1Hop79≥15PASS 2DH5Ant1Hop79≥15PASS 3DH5Ant1Hop79≥15PASS Page28of52 TestGraphs DH5_Ant1_Hop 2DH5_Ant1_Hop 3DH5_Ant1_Hop Page29of52 Page30of52 AppendixG:Bandedgemeasurements TestResult TestModeAntennaChNameFrequency[MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5Ant1 Low2402-1.27-56.11≤-21.27PASS High2480-2.39-56.29≤-22.39PASS LowHop_2402-1.45-56.46≤-21.45PASS HighHop_2480-2.25-55.61≤-22.25PASS 2DH5Ant1 Low2402-2.28-56.89≤-22.28PASS High2480-6.15-55.63≤-26.15PASS LowHop_2402-2.39-56.14≤-22.39PASS HighHop_2480-5.54-55.81≤-25.54PASS 3DH5Ant1 Low2402-4.48-56.87≤-24.48PASS High2480-5.28-56.58≤-25.28PASS LowHop_2402-2.47-56.63≤-22.47PASS HighHop_2480-4.23-54.45≤-24.23PASS Page31of52 TestGraphs DH5_Ant1_Low_2402 DH5_Ant1_High_2480 DH5_Ant1_Low_Hop_2402 Page32of52 DH5_Ant1_High_Hop_2480 2DH5_Ant1_Low_2402 Page33of52 2DH5_Ant1_High_2480 2DH5_Ant1_Low_Hop_2402 2DH5_Ant1_High_Hop_2480 Page34of52 3DH5_Ant1_Low_2402 3DH5_Ant1_High_2480 Page35of52 3DH5_Ant1_Low_Hop_2402 3DH5_Ant1_High_Hop_2480 Page36of52 AppendixH:ConductedSpuriousEmission TestResult TestModeAntennaFrequency[MHz] FreqRange [MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5Ant1 2402 Reference-1.07-1.07---PASS 30~1000-1.07-69.53≤-21.07PASS 1000~26500-1.07-52.79≤-21.07PASS 2441 Reference-1.80-1.80---PASS 30~1000-1.80-68.92≤-21.8PASS 1000~26500-1.80-52.83≤-21.8PASS 2480 Reference-3.05-3.05---PASS 30~1000-3.05-69.5≤-23.05PASS 1000~26500-3.05-52.98≤-23.05PASS 2DH5Ant1 2402 Reference-3.14-3.14---PASS 30~1000-3.14-69.68≤-23.14PASS 1000~26500-3.14-52.27≤-23.14PASS 2441 Reference-6.29-6.29---PASS 30~1000-6.29-69.35≤-26.29PASS 1000~26500-6.29-53.28≤-26.29PASS 2480 Reference-4.74-4.74---PASS 30~1000-4.74-69.18≤-24.74PASS 1000~26500-4.74-53.16≤-24.74PASS 3DH5Ant1 2402 Reference-5.85-5.85---PASS 30~1000-5.85-69.41≤-25.85PASS 1000~26500-5.85-53.12≤-25.85PASS 2441 Reference-5.57-5.57---PASS 30~1000-5.57-69.21≤-25.57PASS 1000~26500-5.57-53.18≤-25.57PASS 2480 Reference-6.42-6.42---PASS 30~1000-6.42-69.97≤-26.42PASS 1000~26500-6.42-52.96≤-26.42PASS Page37of52 TestGraphs DH5_Ant1_2402_0~Reference DH5_Ant1_2402_30~1000 DH5_Ant1_2402_1000~26500 Page38of52 DH5_Ant1_2441_0~Reference DH5_Ant1_2441_30~1000 Page39of52 DH5_Ant1_2441_1000~26500 DH5_Ant1_2480_0~Reference DH5_Ant1_2480_30~1000 Page40of52 DH5_Ant1_2480_1000~26500 2DH5_Ant1_2402_0~Reference Page41of52 2DH5_Ant1_2402_30~1000 2DH5_Ant1_2402_1000~26500 2DH5_Ant1_2441_0~Reference Page42of52 2DH5_Ant1_2441_30~1000 2DH5_Ant1_2441_1000~26500 Page43of52 2DH5_Ant1_2480_0~Reference 2DH5_Ant1_2480_30~1000 2DH5_Ant1_2480_1000~26500 Page44of52 3DH5_Ant1_2402_0~Reference 3DH5_Ant1_2402_30~1000 Page45of52 3DH5_Ant1_2402_1000~26500 3DH5_Ant1_2441_0~Reference 3DH5_Ant1_2441_30~1000 Page46of52 3DH5_Ant1_2441_1000~26500 3DH5_Ant1_2480_0~Reference Page47of52 3DH5_Ant1_2480_30~1000 3DH5_Ant1_2480_1000~26500 Page48of52 AppendixI:DutyCycle TestResult TestModeAntennaFrequency[MHz] ONTime [ms] Period [ms] DutyCycle [%] DutyCycle…

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ReportNo.:18220WC30088201FCCID:2BA7H-Y88Page1of32 Code:AB-RF-05-b FCCTestReport Applicant: ShenzhenYuLuMiaoBusinessCo.,Ltd. Address: 1109,BlockB,RuziNiuBuilding,No.56, Zhonghao1stRoad,XiangjotangCommunity, BantianStreet,LonggangDistrict,Shenzhen, China ProductName:EyeMassager ReportDate:May30,2023 ShenzhenAnbotekComplianceLaboratoryLimited ReportNo.:18220WC30088201FCCID:2BA7H-Y88Page2of32 Code:AB-RF-05-b Contents 1.GeneralInformation ............................................................................................................................................6 1.1.ClientInformation ....................................................................................................................................6 1.2.DescriptionofDevice(EUT) ..................................................................................................................6 1.3.AuxiliaryEquipmentUsedDuringTest ................................................................................................7 1.4.DescriptionofTestConfiguration ..........................................................................................................7 1.5.DescriptionOfTestSetup ......................................................................................................................8 1.6.TestEquipmentList .................................................................................................................................9 1.7.MeasurementUncertainty ....................................................................................................................10 1.8.DescriptionofTestFacility ...................................................................................................................10 2.SummaryofTestResults ................................................................................................................................11 3.ConductedEmissionTest ................................................................................................................................12 3.1.TestStandardandLimit .......................................................................................................................12 3.2.TestSetup ...............................................................................................................................................12 3.3.TestProcedure .......................................................................................................................................12 3.4.TestData .................................................................................................................................................12 4.RadiationSpuriousEmissionandBandEdge .............................................................................................15 4.1.TestStandardandLimit .......................................................................................................................15 4.2.TestSetup ...............................................................................................................................................15 4.3.TestProcedure .......................................................................................................................................16 4.4.TestData .................................................................................................................................................17 5.MaximumPeakOutputPowerTest ...............................................................................................................25 5.1.TestStandardandLimit .......................................................................................................................25 5.2.TestSetup ...............................................................................................................................................25 5.3.TestProcedure .......................................................................................................................................25 5.4.TestData .................................................................................................................................................25 6.20DBOccupyBandwidthTest ........................................................................................................................26 6.1.TestStandard .........................................................................................................................................26 6.2.TestSetup ...............................................................................................................................................26 6.3.TestProcedure .......................................................................................................................................26 6.4.TestData .................................................................................................................................................26 7.CarrierFrequencySeparationTest ................................................................................................................27 7.1.TestStandardandLimit .......................................................................................................................27 7.2.TestSetup ...............................................................................................................................................27 7.3.TestProcedure .......................................................................................................................................27 7.4.TestData .................................................................................................................................................27 8.NumberofHoppingChannelTest ..................................................................................................................28 8.1.TestStandardandLimit ..............................................................…

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Dongguan Yijia Electronic Co., LTD Model:Y88-1

Code:AB-RF-05-b TestSetupPhotograph PhotoofConductedEmissionMeasurement PhotoofRadiationEmissionTest Code:AB-RF-05-b