2BV3F-YW2608-AThe whole product e-Wagon Lite(model YW-2608) is a smart utility wagon for outdoor use that is conposed of a control box (model YW-2608-B) and a handle (model YW-2608-A).

ReportNo. : EED32S809357Page 1 of 5 PHOTOGRAPHSOF EUT ConstructionalDetails Externalphoto View Of Product- 1 View Of Product- 2 ReportNo. : EED32S809357Page 2 of 5 View Of Product- 3 View Of Product- 4 ReportNo. : EED32S809357Page 3 of 5 View Of Product- 5 View Of Product- 6 ReportNo. : EED32S809357Page 4 of 5 View Of Product- 7 View Of Product- 8 ReportNo. : EED32S809357Page 5 of 5 View Of Product- 9

Report No. : EED32S809350Page 1 of 7 RF Exposure Evaluation Report Product:e-Wagon Trade mark:N/A Model/Type reference :YW-2608-A, YW-2612-A Serial Number:N/A Report Number:EED32S809350 FCC ID:2BV3F-YW2608-A Date of Issue:Jun. 04, 2026 Test Standards: 47 CFR Part 1.1307 47 CFR Part 1.1310 47 CFR Part 2.1093 KDB 447498 D04 Interim General RF Exposure Guidance v01 Test result:PASS Prepared for: Shenzhen Yanwai Technology Co., Ltd. Room 2907, Tower A, Zhongguan Times Square, No. 4168 Liuxian Avenue, Nanshan District, Shenzhen Prepared by: Centre Testing International Group Co., Ltd. Building C, Hongwei Industrial Park Block 70, Bao'an District, Shenzhen, China TEL: +86-755-3368 3668 FAX: +86-755-3368 3385 Compiled by:Reviewed by: Win WeiKeven Tan Approved by:Date:Jun. 04, 2026 Aaron Ma Check No.:9250280426 Report No. : EED32S809350Page 2 of 7 1 Contents Page 1 CONTENTS........................................................................................................................................................................2 2 GENERAL INFORMATION..............................................................................................................................................3 2.1 CLIENTINFORMATION................................................................................................................................................... 3 2.2 GENERALDESCRIPTION OFEUT...................................................................................................................................3 2.3 PRODUCTSPECIFICATION SUBJECTIVE TO THIS STANDARD...........................................................................................3 2.4 TESTLOCATION.............................................................................................................................................................4 2.5 DEVIATION FROMSTANDARDS......................................................................................................................................4 2.6 ABNORMALITIES FROMSTANDARDCONDITIONS..........................................................................................................4 2.7 OTHERINFORMATIONREQUESTED BY THECUSTOMER................................................................................................4 3 SAR EVALUATION...........................................................................................................................................................5 3.1 RF EXPOSURECOMPLIANCEREQUIREMENT.................................................................................................................5 3.1.1 Limits....................................................................................................................................................................5 3.1.2 TestProcedure....................................................................................................................................................5 3.1.3 EUT RF Exposure Evaluation..........................................................................................................................6 Report No. : EED32S809350Page 3 of 7 2 General Information 2.1 Client Information Applicant: Shenzhen Yanwai Technology Co., Ltd. Address of Applicant: Room 2907, Tower A, Zhongguan Times Square, No. 4168 Liuxian Avenue, Nanshan District, Shenzhen Manufacturer: Shenzhen Yanwai Technology Co., Ltd. Address of Manufacturer: Room 2907, Tower A, Zhongguan Times Square, No. 4168 Liuxian Avenue, Nanshan District, Shenzhen Factory: VTech Communications Ltd Address of Factory: Xia Ling Bei Management Zone,Liao Bu District,Guang Dong,CHINA 2.2 General Description of EUT Product Name:e-Wagon Model No.:YW-2608-A, YW-2612-A Test Model No.:YW-2608-A Model difference: They have same electrical, PCB and layout, only the model name and structural strength and folding method, YW-2612-A andYW-2608-A are different for marketing requirements. Trade Mark: N/A Note: The entire machine(Model: e-Wagon Lite) is composed of a control box(Model: YW-2608-B) and a handle(Model: YW-2608-A). The entire machine(Model: e-Wagon Pro) is composed of a control box(Model: YW-2612-B) and a handle(Model: YW-2612-A). This report is about the handle. 2.3Product Specification subjective to this standard Frequency Range:2480MHz Modulation Type:GFSK Test Power Grade:Default Test Software of EUT:N/A Antenna Type: PCB antenna Antenna Gain: 2.1dBi Power Supply: Battery:DC3.7V Sample Received Date: May 13, 2026 Sample tested Date: May 13, 2026 to May 23, 2026 Report No. : EED32S809350Page 4 of 7 2.4 Test Location All tests were performed at: Centre Testing International Group Co., Ltd Building C, Hongwei Industrial Park Block 70, Bao'an District, Shenzhen, China Telephone: +86 (0) 755 33683668 Fax:+86 (0) 755 33683385 No tests were sub-contracted. FCC Designation No.: CN1164, Test Firm Registration No.: 260439 2.5 Deviation from Standards None. 2.6 Abnormalities from Standard Conditions None. 2.7 Other Information Requested by the Customer None. Report No. : EED32S809350Page 5 of 7 3 SAR Evaluation 3.1 RF Exposure Compliance Requirement 3.1.1Limits The SAR-based exemption formula of § 1.1307(b)(3)(i)(B), repeated here as Formula (B.2), applies for single fixed, mobile, and portable RF sources with available maximum time-averaged power or effective radiated power (ERP), whichever is greater, of less than or equal to the threshold Pth (mW). This method shall only be used at separation distances from 0.5 cm to 40 cm and at frequencies from 0.3 GHz to 6 GHz (inclusive). Pth is given by Formula and f is in GHz, d is the separation distance (cm), and ERP20cm is per Formula (B.1). The 1 mW Blanket Exemption of § 1.1307(b)(3)(i)(A) applies for single fixed, mobile, and portable RF sources with available maximum time-averaged power of no more than 1 mW, regardless of separation distance. 3.1.2TestProcedure Software provided by client enabled the EUT to transmit…

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PCB Antenna for BLE Chips of WCH 1、Dimension of Antenna 2、Features  Dimension: 5.6*12.3mm  Terminal impedance: 50 ohm  Max Gain: 2.1dBi  RF Frequency: 2.4GHz 3、S parameter Working bandwidth: 157MHz S11：[email protected] 4、Gain and Radiation pattern 2.4GHz: E plane： H plane： 2.44GHz： E plane： H plane： 2.48GHz: Eplane： Hplane： 5.Gain table Frequency (MHz) Gain(dBi) Efficiency X-Z Plane Y-Z Plane X-Y Plane MAXAVEMAXAVEMAXAVE 2400 1.8 -3.2 1.5 -3.61.9-2.1 244 -2.96 0 2 -2.8 1.9 -3.12 -1.6 248 -2.59 0 1.9 -3 1.7 -3.3 2.1 -1.9 Manufacturer：Shenzhen Yanwai Technology Co., Ltd. Address：Room 2907, Tower A, Zhongguan Times Square, No. 4168 Liuxian Avenue, Nanshan District, Shenzhen Telephone number：0755-8670655 -2.85 4

ReportNo. : EED32S809357Page 1 of 12 Appendix:GFSK ReportNo. : EED32S809357Page 2 of 12 Contents Band Edge ..................................................................................................................................................................................................3 Duty Cycle ..................................................................................................................................................................................................6 MaximumPeak ConductedOutputPower..................................................................................................................................................7 -6dB Bandwidth..........................................................................................................................................................................................8 OccupiedChannelBandwidth....................................................................................................................................................................9 MaximumPowerSpectralDensityLevel ..................................................................................................................................................10 ConductedRF SpuriousEmission............................................................................................................................................................11 ReportNo. : EED32S809357Page 3 of 12 Band Edge ConditionModeFrequency(MHz)AntennaMax Value (dBc)Limit (dBc)Verdict NVNTGFSK2480Ant1-50.67-20Pass NVNTGFSK2480Ant1-52.03-20Pass ReportNo. : EED32S809357Page 4 of 12 Test Graphs Band Edge NVNTGFSK2480MHzAnt1 Ref Band Edge NVNTGFSK2480MHzAnt1 Emission ReportNo. : EED32S809357Page 5 of 12 Band Edge NVNTGFSK2480MHzAnt1 Ref Band Edge NVNTGFSK2480MHzAnt1 Emission ReportNo. : EED32S809357Page 6 of 12 Duty Cycle ConditionModeFrequency(MHz)AntennaDuty Cycle (%)CorrectionFactor(dB)1/T (kHz) NVNTGFSK2480Ant164.711.892.49 Test Graphs Duty Cycle NVNTGFSK2480MHzAnt1 ReportNo. : EED32S809357Page 7 of 12 MaximumPeak ConductedOutputPower ConditionModeFrequency (MHz) AntennaConductedPower (dBm) Duty Factor (dB) Total Power (dBm) Limit (dBm) Verdict NVNTGFSK2480Ant1-3.910-3.9130Pass Test Graphs Peak PowerNVNTGFSK2480MHzAnt1 ReportNo. : EED32S809357Page 8 of 12 -6dB Bandwidth ConditionModeFrequency(MHz)Antenna-6 dB Bandwidth(MHz)Limit -6 dB Bandwidth(MHz)Verdict NVNTGFSK2480Ant10.680.5Pass Test Graphs -6dB BandwidthNVNTGFSK2480MHzAnt1 ReportNo. : EED32S809357Page 9 of 12 OccupiedChannelBandwidth ConditionModeFrequency(MHz)Antenna99% OBW (MHz) NVNTGFSK2480Ant11.042 Test Graphs OBW NVNTGFSK2480MHzAnt1 ReportNo. : EED32S809357Page 10 of 12 MaximumPowerSpectralDensityLevel ConditionModeFrequency (MHz) AntennaConductedPSD (dBm/3kHz) Duty Factor (dB) Total PSD (dBm/3kHz) Limit (dBm/3kHz) Verdict NVNTGFSK2480Ant1-18.350-18.358Pass Test Graphs PSD NVNTGFSK2480MHzAnt1 ReportNo. : EED32S809357Page 11 of 12 ConductedRF SpuriousEmission ConditionModeFrequency(MHz)AntennaMax Value (dBc)Limit (dBc)Verdict NVNTGFSK2480Ant1-46.46-20Pass ReportNo. : EED32S809357Page 12 of 12 Test Graphs Tx. SpuriousNVNTGFSK2480MHzAnt1 Ref Tx. SpuriousNVNTGFSK2480MHzAnt1 Emission *** End of Report***

Report No. : EED32S809357Page 1 of 36 TEST REPORT Product:e-Wagon Trade mark:N/A Model/Type reference :YW-2608-A, YW-2612-A Serial Number:N/A Report Number:EED32S809357 FCC ID:2BV3F-YW2608-A Date of Issue:Jun. 04, 2026 Test Standards:47 CFR Part 15 Subpart C Test result:PASS Prepared for: Shenzhen Yanwai Technology Co., Ltd. Room 2907, Tower A, Zhongguan Times Square, No. 4168 Liuxian Avenue, Nanshan District, Shenzhen Prepared by: Centre Testing International Group Co., Ltd. Building C, Hongwei Industrial Park Block 70, Bao'an District, Shenzhen, China TEL: +86-755-3368 3668 FAX: +86-755-3368 3385 Compiled by:Reviewed by: Win WeiKeven Tan Approved by:Date:Jun. 04, 2026 Aaron Ma Check No.:9250280426 Report No. : EED32S809357Page 2 of 36 1 Content 1 CONTENT............................................................................................................................................................................2 2 TEST SUMMARY............................................................................................................................................................... 3 3 GENERAL INFORMATION...............................................................................................................................................4 3.1 CLIENTINFORMATION....................................................................................................................................................4 3.2 GENERALDESCRIPTION OFEUT.................................................................................................................................4 3.3 TESTCONFIGURATION..................................................................................................................................................5 3.4 TESTENVIRONMENT.....................................................................................................................................................6 3.5 DESCRIPTION OFSUPPORTUNITS...............................................................................................................................6 3.6 TESTLOCATION.............................................................................................................................................................6 3.7 MEASUREMENTUNCERTAINTY(95%CONFIDENCE LEVELS,K=2).............................................................................7 4 EQUIPMENT LIST..............................................................................................................................................................8 5 TEST RESULTS AND MEASUREMENT DATA.........................................................................................................12 5.1 ANTENNAREQUIREMENT............................................................................................................................................12 5.2 CONDUCTEDEMISSIONS.............................................................................................................................................13 5.3 MAXIMUMCONDUCTEDOUTPUTPOWER.................................................................................................................. 17 5.4 DTS BANDWIDTH........................................................................................................................................................18 5.5 MAXIMUMPOWERSPECTRALDENSITY.....................................................................................................................19 5.6 BANDEDGE MEASUREMENTS ANDCONDUCTEDSPURIOUSEMISSION...................................................................20 5.7 RADIATEDSPURIOUSEMISSION& RESTRICTED BANDS...........................................................................................21 6 APPENDIX A.....................................................................................................................................................................34 7 PHOTOGRAPHS..............................................................................................................................................................35 Report No. : EED32S809357Page 3 of 36 2 Test Summary Test ItemTest RequirementResult Antenna Requirement 47 CFR Part 15 Subpart C Section 15.203/15.247 (c) PASS AC Power Line Conducted Emission 47 CFR Part 15 Subpart C Section 15.207 PASS DTS Bandwidth 47 CFR Part 15 Subpart C Section 15.247 (a)(2) PASS Maximum Conducted Output Power 47 CFR Part 15 Subpart C Section 15.247 (b)(3) PASS Maximum Power Spectral Density 47 CFR Part 15 Subpart C Section 15.247 (e)PASS Band Edge Measurements 47 CFR Part 15 Subpart C Section 15.247(d) PASS Conducted Spurious Emissions 47 CFR Part 15 Subpart C Section 15.247(d) PASS Radiated Spurious Emission & Restricted bands 47 CFR Part 15 Subpart C Section 15.205/15.209 PASS Report No. : EED32S809357Page 4 of 36 3 General Information 3.1 Client Information Applicant:Shenzhen Yanwai Technology Co., Ltd. Address of Applicant:Room 2907, Tower A, Zhongguan Times Square, No. 4168 Liuxian Avenue, Nanshan District, Shenzhen Manufacturer:Shenzhen Yanwai Technology Co., Ltd. Address of Manufacturer: Room 2907, Tower A, Zhongguan Times Square, No. 4168 Liuxian Avenue, Nanshan District, Shenzhen Factory:VTech Communications Ltd Address of Factory:Xia Ling Bei Management Zone,Liao Bu District,Guang Dong,CHINA 3.2 General Description of EUT Product Name:e-Wagon Model No.:YW-2608-A, YW-2612-A Test Model No.:YW-2608-A Model difference: They have same electrical, PCB and layout, only the model name and structural strength and folding method, YW-2612-A andYW-2608-A are different for marketing requirements. Trade mark: N/A Product Type: MobilePortableFix Location Operation Frequency: 2480MHz Modulation Type: GFSK Number of Channel: 1 Antenna Type:PCB antenna Antenna Gain:2.1dBi Power Supply:Battery:DC3.7V Test Voltage:DC3.7V Sample Received Date: May 13, 2026 Sample tested Date:May 13, 2026 to May 23, …

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