2ASAF-BAR-06FDatalogger

Datalogger Product Manual Copyright©ShenzhenEybondCo.,Ltd 1 Datalogger Product Manual ShenzhenEybondCo., Ltd (All rightsreserved) Datalogger Product Manual Copyright©ShenzhenEybondCo.,Ltd 2 VersionEditedcontentEditedbyDateRemark 1.0First releaseMico20 25-09-05 Datalogger Product Manual Copyright©ShenzhenEybondCo.,Ltd 3 UsageStatement Dear Users: Thankyou for choosingour products.To continuouslyoptimizeyour product experience,we will updateour productsbasedon technologicaliterations,function upgrades,and user feedback.Therefore,there may be differencesbetweenthe APP operationscreenshots,interfacedisplays,and operationproceduresin this manualand the actualAPP versionyou are using.This is a normalphenomenonand usuallydoes not affect your operationand use. Pleaserefer to the actualproductfor details.​ If you find any discrepancybetweenthe contentof this manualand the actualproduct, you can downloadthe latest versionof the manualthroughour officialwebsiteor sales channels.​ Unlessotherwiseagreedin writing,this documentis for productusageguidanceonly. All statements,information,and suggestionscontainedhereindo not constituteany expressor impliedwarranty.Withoutthe writtenpermissionof our company,no unit or individualmay arbitrarilyextract,copy part or all of the contentof this document,nor spreadit in any form. Datalogger Product Manual Copyright©ShenzhenEybondCo.,Ltd 4 Contents 1. Preparation....................................................................................................5 2.Networkconnection.......................................................................................5 3. Login and register........................................................................................6 3.1 Sign up and Sign in ..............................................................................6 3. 2. Add Device..........................................................................................7 3. 3. Networkingconfiguration(Bluetoothdistributionnetwork)..................8 3.4 ViewingData ........................................................................................9 3.4.1 ViewingProjectInformation............................................................10 3.4.2 ViewingDeviceInformationand Alarms..........................................10 4.CommonFailures........................................................................................13 5.Precautions.................................................................................................16 Datalogger Product Manual Copyright©ShenzhenEybondCo.,Ltd 5 1. Preparation 1.Ensurethat the dataloggeris reliablyconnectedto the ports on the de vice. 2.Thepowerindicatorof the dataloggeris on. 3. Networkconnection 3.1 DownloadAPP (1) Scan the QR code, DownloadAPP. ScantheQRcodeto downloadtheapp Datalogger Product Manual Copyright©ShenzhenEybondCo.,Ltd 6 4. Loginand register 4.1Signup andSignin （1）Openthe APPand clickthe "Signup" buttonto enterthe registrationinterface.After enteringyourmobilephoneor email,click"Send".Afterenteringthe verificationcodeand login password,click "Rignup now"to completethe accountregistration. （2）Passwordlogin：Enterthe e-mailaddresspasswordyou just usedto registerincluding the password,and click "Login". （ 3 ） Verificationcodelogin ： Click OrIcon,startthe verificationcodelogin;Enterthe mobile phoneor emailyou usedwhenregisteringand click"Send".Afterenteringthe verificationcode, you can log in to the system Datalogger Product Manual Copyright©ShenzhenEybondCo.,Ltd 7 4.2.AddDevice （ 1 ） Thereare two methodsfor addingdevices:BluetoothadditionandScanaddition.After loggingin, on the monitoringpage,click Add Deviceto enterthe Add Devicepage .Or click the "+" buttonin the upperrightcornerto add a device. . （ 2 ） BluetoothAdd (onlysupportsdeviceswithBluetoothmodule) Allowthe Appto enableBluetoothand locationpermissionswhenusingthe Bluetooth additionfeature.Makesure that afterthe deviceis poweredon, selectthe samedeviceas the PN, click the "+" icon,and click "OK"to add the device. Datalogger Product Manual Copyright©ShenzhenEybondCo.,Ltd 8 （ 3 ） SweepCodeAdd Click"Scanaddition"to scanthe two-dimensionalcodeof the numbersampleror click "EnterPN" in the lowerleft cornerto enterthe numbersamplerPN to completethe additionof equipment. 4. 3. Networkingconfiguration(Bluetoothdistribution network) 1、Afterthe equipmentis successfullyadded,the data acquisitiondevicecontaining the Wi-FiBLE modulewill automaticallyenterthe "networkingconfiguration"interface. 2、Click" "Icon,selectthe routerto be configured,enterthe correspondingpassword,and click the" StartNetworking"button;（Currently,routersin 5G bandare not supported,pleaseuse routersin 2.4GBand） Datalogger Product Manual Copyright©ShenzhenEybondCo.,Ltd 9 3 、 Afterenteringthe configuration,wait for 10s,APPwill feedbackinformationaccordingto the distributionnetworkresult.Ifthe distributionnetworkis successful,click"confrim"to return to the devicelist and wait for about1 minuteto viewthe devicedata normally; *If the configurationfails,viewthe "diagnosisresultsandrepairsuggestions",andclick "reallocatenetwork"aftertroubleshooting. 4.4ViewingData Afterthe datacollectoris successfullyadded,tap "Overview"to returnto the SummaryInterface.This interfacedisplaysthe overalldataof the account,allowing usersto intuitivelyviewresultsof multipledatatypes—especiallydatawithbusiness correlations,suchas statisticalinformationon industries,projects,devices,and alarms. Datalogger Product Manual Copyright©ShenzhenEybondCo.,Ltd 10 4.4.1ViewingProjectInformation Tap "Projects"to manageall projectsunder the account.Tap a "ProjectName"to access the correspondingprojectpage and view the deviceinformationunderthat project;tap "Details"to enter the "ProjectInformation"page and view the basic informationof the project. 4.4.2ViewingDeviceInformationandAlarms (1)Tap"Devices"to view the currentstatusand informationof the devices.The devicestatusesinclude:"Online","Offline","Malfun…

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1/1 USAgentforServiceofProcessLETTEROFATTESTATION TO: OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USAgentforServiceofProcess: Companyname:HOPEKCORPORATIONINC FRN:0034562900 ContactName:PeterDavis Address:16755CoyoteBushDrUnit84,SanDiego,CA92127UnitedStates TelephoneNo:561-235-6113 Email:[email protected] Applicant: Companyname:ShenzhenEybondCo.,Ltd GranteeCode:2ASAF FCCID:2ASAF-BAR-06F FRN:0028152866 ContactName:Menciusmeng Address:Building10,ZhihengScience&TechnologyPark,NantouStreet,Nanshan District,ShenzhenCity,GuangdongProvince,China. TelephoneNo: 0755-89992588 FaxNo: 0755-89992588 Email: [email protected] ShenzhenEybondCo.,Ltdcertifiesthat,asofthedateofthisfilingoftheapplicationwiththe TCB,[HOPEKCORPORATIONINC]isourdesignatedUSagentforserviceofprocessforthe abovereferencedFCCID.ShenzhenEybondCo.,Ltdacceptstomaintainanagentforno lessthanoneyearafterthegranteehasterminatedallmarketingandimportationorthe conclusionofanycommissionrelatedproceedinginvolvingequipment.[HOPEK CORPORATIONINC]accepts,asofthedateofthefilingoftheapplication,theobligationofthe designatedUSagentforserviceofprocessfortheabovereferenceFCCID. TheUSAgentforServiceofProcessisawareofandagreestocomplywiththerequirements outlinedintheFCCEquipmentAuthorizationProgram,ReportandOrderFCC22-84,and clause§2.911. TheApplicantisawareofandagreestocomplywiththerequirementsoutlinedintheFCC EquipmentAuthorizationProgram,ReportandOrderFCC22-84,andclause§2.911. Date:2025-12-02 Applicant’sName:MenciusmengUSAgent’sName:PeterDavis Title:DirectorofR&DTitle:Manager Signature:Signature:

Shenzhen Eybond Co., Ltd. Building 10, Zhiheng Science &Technology Park, Nantou Street, Nanshan District, Shenzhen City, Guangdong Province, China. Attestation Statements Not Covered Entity Applicant & Not Covered Equipment To: Federal Communications Commission Date: Dec. 2, 25 7435 Oakland Mills Road, Columbia, MD 21046, USA Ref: Information Required by Section 2.911(d)(5)(i) & (ii) FCC ID: 2ASAF-BAR-06F Shenzhen Eybond Co., Ltd. (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List, established pursuant to § 1.50002 of reference chapter, as an entity producing “covered” communication equipment. The equipment for which authorization is sought is not “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List that prohibited from receiving an equipment authorization pursuant to section § 2.903 of the FCC rules. Sincerely yours, Signature: December 2, 2025 Name Mencius meng Position Director of R & D Company Name Shenzhen Eybond Co., Ltd. Address Building 10, Zhiheng Science &Technology Park, Nantou Street, Nanshan District, Shenzhen City, Guangdong Province, China. Tel 0755-89992588 Fax 0755-89992588 Email [email protected]

Shenzhen Eybond Co., Ltd. Building 10, Zhiheng Science &Technology Park, Nantou Street, Nanshan District, Shenzhen City, Guangdong Province, China. 1 | P a g e Attestation Statements To: Federal Communications Commission Date: Dec. 2, 25 7435 Oakland Mills Road, Columbia, MD 21046, USA Subject: Attestation of Compliance with FCC Covered List Software Requirements FCC ID: [2ASAF-BAR-06F] Product Name: [Datalogger] This letter serves as an attestation that the equipment identified above ☐ is / ☒ is not (select one) "covered" software as defined under the Federal Communications Commission (FCC) Covered List requirements, as outlined in FCC 22-84 and KDB 986446. Specifically, the undersigned certifies that the equipment for which authorization is sought: 1. Does not contain cybersecurity or anti-virus software produced or provided by Kaspersky Lab, Inc. or any of its successors, assignees, parents, subsidiaries, affiliates, or any entity that has rebranded or relabeled software produced by the aforementioned entities. 2. Does not have the capability to store, run, or deliver any software identified on the FCC Covered List, including but not limited to cybersecurity and anti-virus software. To support this attestation, the appendix evaluation documentation has been prepared and is included in the certification filing. This attestation is based on a thorough evaluation of the device's design, functionality, and software environment. The undersigned affirms that the information provided is accurate and complete to the best of their knowledge. Sincerely yours, Applicant Signature Name Mencius meng Position Director of R & D Company Name Shenzhen Eybond Co., Ltd. Address Building 10, Zhiheng Science &Technology Park, Nantou Street, Nanshan District, Shenzhen City, Guangdong Province, China. Tel 0755-89992588 Fax 0755-89992588 Email [email protected] Shenzhen Eybond Co., Ltd. Building 10, Zhiheng Science &Technology Park, Nantou Street, Nanshan District, Shenzhen City, Guangdong Province, China. 2 | P a g e Evaluation regarding to the Covered List Software: Compliance Methodology Evaluation Process Results Device is Inherent compliance ☒ The Chipset(s) used is limited to run the Cybersecurity or anti-virus software. Compliance ☒ The Memory used is limited to run the Cybersecurity or anti-virus software. Compliance ☒ There is storage capacity limitation for store or install the Cybersecurity or anti-virus software. Compliance ☒ Operating system used is limited to run, install or deliver the Cybersecurity or anti-virus software. Compliance Device is not Inherent compliance ☐ Evaluation Based on Software Bill of Materials (SBoM) See attached “SBoM“ Note:The SBoM content is limited to the scope of covered list software (e.g. antivirus and cybersecurity software). ☐ Evaluation Based on Scan for Software on the device ☐ Evaluation Based on Filesystem scan ☐ Evaluation Based on Running software check

Shenzhen Eybond Co., Ltd. Building 10, Zhiheng Science &Technology Park, Nantou Street, Nanshan District, Shenzhen City, Guangdong Province, China. December 2, 2025 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization for FCC ID: 2ASAF-BAR-06F I, the undersigned, hereby authorize (Shenzhen PSI Testing Co., Ltd.) to act on our behalf in all matters relating to this application for equipment certification. Any act carried out by (Shenzhen PSI Testing Co., Ltd.) shall have the same effect as our own and I acknowledge that all responsibility for complying with the terms and conditions of certification, as specified by DERYCOM CERTIFICATION SERVICES, INC., still resides with (Shenzhen Eybond Co., Ltd.). We certify that we are not subject to a denial of federal benefits that includes FCC benefits pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. §862, and that no party to the application, as defined in 47 CFR §1.2002(b), is subject to a denial of federal benefits that includes FCC benefits pursuant to that section. Sincerely, Signature: December 2, 2025 Name Mencius meng Position Director of R & D Company Name Shenzhen Eybond Co., Ltd. Address Building 10, Zhiheng Science &Technology Park, Nantou Street, Nanshan District, Shenzhen City, Guangdong Province, China. Tel 0755-89992588 Fax 0755-89992588 Email [email protected]

Shenzhen Eybond Co., Ltd. Difference Description FCC ID: 2ASAF-BAR-06F We Shenzhen Eybond Co., Ltd. state: Product name: Datalogger Model(s): WFBLE.DTU.Bar-06F, WFBLE.DTU.Bar-06A, WFBLE.DTU.Bar-06B, WFBLE.DTU.Bar-06C, WFBLE.DTU.Bar-06D, WFBLE.DTU.Bar-06E, WFBLE.DTU.Bar-06G, WFBLE.DTU.Bar-06H, WFBLE.DTU.Bar-06l, WFBLE.DTU.Bar-06J, WFBLE.DTU.Bar-06K, WFBLE.DTU.Bar-06L, WFBLE.DTU.Bar-06M, WFBLE.DTU.Bar-06N, WFBLE.DTU.Bar-06O, WFBLE.DTU.Bar-06P, WFBLE.DTU.Bar-06Q, WFBLE.DTU.Bar-06R, WFBLE.DTU.Bar-06S, WFBLE.DTU.Bar-06T, WFBLE.DTU.Bar-06U, WFBLE.DTU.Bar-06V, WFBLE.DTU.Bar-06W, WFBLE.DTU.Bar-06X, WFBLE.DTU.Bar-06Y, WFBLE.DTU.Bar-06Z All the models are electrical identical including the same software parameter and hardware design (i.e., circuit design, PCB Layout, RF module/circuit, antenna type(s) and antenna location, components on PCB, etc.,), same mechanical structure and design (including product enclosure, materials, etc.,), the only difference is the model name. Signature: December 5, 2025 Name: Mencius meng Position: Director of R & D Company Name: Shenzhen Eybond Co., Ltd. Address: Building 10, Zhiheng Science &Technology Park,Nantou Street, Nanshan District Shenzhen City, Guangdong Province,China Tel: 0755-89992588 Fax: 0755-89992588 Email: [email protected]

Shenzhen Eybond Co., Ltd. Building 10, Zhiheng Science &Technology Park, Nantou Street, Nanshan District, Shenzhen City, Guangdong Province, China. December 2, 2025 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request for: FCC ID: 2ASAF-BAR-06F Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request permanent confidential treatment of the exhibits accompanying this certification application as outlined below :  Block Diagram  Schematics  Operational Description The above exhibits contain trade secrets and/or proprietary information that are not publicly available and materials that the Applicant has spent considerable efforts in developing. Public disclosure of these may be harmful to the Applicant and give an unfair advantage to competitors on the market. Sincerely, Signature: December 2, 2025 Name Mencius meng Position Director of R & D Company Name Shenzhen Eybond Co., Ltd. Address Building 10, Zhiheng Science &Technology Park, Nantou Street, Nanshan District, Shenzhen City, Guangdong Province, China. Tel 0755-89992588 Fax 0755-89992588 Email [email protected]

Page 1 of 3 Report No.: psi2511130-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Appendix II external photos FCC ID: 2ASAF-BAR-06F Page 2 of 3 Report No.: psi2511130-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 3 of 3 Report No.: psi2511130-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China ------End------

Label and Location Material: Silk-screen Font color: White Size: L: 2.6cm*W: 1cm Label and Location W FCC ID: 2ASAF-BAR-06F Model No.: WFBLE.DTU.Bar-06F L

Page 1 of 2 Report No.: psi2511130-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Appendix III internal photos FCC ID: 2ASAF-BAR-06F Page 2 of 2 Report No.: psi2511130-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China ------End------ BT+WIFI ANT

Page 1 of 2 Report No.: psi2511130-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Appendix IV MPE FCC ID: 2ASAF-BAR-06F Prediction of MPE at a given distance 1. Limits The criteria listed in the following table shall be used to evaluate the environment impact of human exposure to radio frequency (RF) radiation as specified in 1.1307(b) KDB Test Methodology: KDB 447498 D01 v06. 2. Test Procedure Equation from page 18 of OET Bulletin 65, Edition 97-01 Where: S = power density P = power input to the antenna G = numeric gain of the antenna in the direction of interest relative to an isotropic radiator R = distance to the centre of radiation of the antenna Page 2 of 2 Report No.: psi2511130-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China 3. Result Mode Frequency (MHz) Prediction distance (cm) RF output power(Max) (dBm) Tune-up power (Max) MPE (mW/cm 2 ) Limit (mW/cm 2 ) SAR Test Exclusion dBm mW BT LE 2402-2480 20 -0.57 0 1.0000 0.0003 1 Yes 2.4G WIFI 2412-2462 20 12.74 13 19.9526 0.0068 1 Yes Maximum Simultaneous transmission MPE Ratios for BT+WIFI Max MPE Ratio BT /Limit Max MPE ratio WIFI /Limit ∑MPE ratios Limit Result 0.0003 0.0068 0.0071 1 PASS BT Antenna: max gain 2.36dBi, 1.72numeric) 2.4G WiFi Antenna: max gain 2.36dBi, 1.72numeric) Therefore this device complies with FCC's RF radiation exposure limits for general population without SAR evaluation.

Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Page 1 of 84 Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China FCC TEST REPORT FCC ID: 2ASAF-BAR-06F On Behalf of Shenzhen Eybond Co., Ltd. Datalogger Model No.: WFBLE.DTU.Bar-06F, WFBLE.DTU.Bar-06A, WFBLE.DTU.Bar-06B, WFBLE.DTU.Bar-06C, WFBLE.DTU.Bar-06D, WFBLE.DTU.Bar-06E, WFBLE.DTU.Bar-06G, WFBLE.DTU.Bar-06H, WFBLE.DTU.Bar-06l, WFBLE.DTU.Bar-06J, WFBLE.DTU.Bar-06K, WFBLE.DTU.Bar-06L, WFBLE.DTU.Bar-06M, WFBLE.DTU.Bar-06N, WFBLE.DTU.Bar-06O, WFBLE.DTU.Bar-06P, WFBLE.DTU.Bar-06Q, WFBLE.DTU.Bar-06R, WFBLE.DTU.Bar-06S, WFBLE.DTU.Bar-06T, WFBLE.DTU.Bar-06U, WFBLE.DTU.Bar-06V, WFBLE.DTU.Bar-06W, WFBLE.DTU.Bar-06X, WFBLE.DTU.Bar-06Y, WFBLE.DTU.Bar-06Z Prepared for : Shenzhen Eybond Co., Ltd. Address : Building 10, Zhiheng Science &Technology Park,Nantou Street, Nanshan District Shenzhen City, Guangdong Province,China Prepared By : Shenzhen PSI Testing Co., Ltd. Address : 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Report Number : psi2511130-C01-R01 Date of Receipt : November 19, 2025 Date of Test : November 19, 2025-November 29, 2025 Date of Report : November 29, 2025 Version Number : V0 Page 2 of 84 Report No.: psi2511130-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye W est Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China TABLE OF CONTENTS Description Page 1. Summary Of Standards And Results ----------------------------------------------------------------------------------- 6 1.1. Description of Standards and Results --------------------------------------------------------------------------- 6 2. General Information --------------------------------------------------------------------------------------------------------- 7 2.1. Description of Device (EUT) --------------------------------------------------------------------------------------- 7 2.2. Accessories of Device (EUT) -------------------------------------------------------------------------------------- 8 2.3. Tested Supporting System Details-------------------------------------------------------------------------------- 8 2.4. Block Diagram of Connection Between EUT and Simulators ---------------------------------------------- 8 2.5. Test Mode Description ----------------------------------------------------------------------------------------------- 9 2.6. Software test version and power setting information------------------------------------------------------- 16 2.7. Test Conditions ------------------------------------------------------------------------------------------------------ 16 2.8. Test Facility ----------------------------------------------------------------------------------------------------------- 17 2.9. Measurement Uncertainty ---------------------------------------------------------------------------------------- 17 2.10. Test Equipment List ------------------------------------------------------------------------------------------------ 18 3. Spurious Emission --------------------------------------------------------------------------------------------------------- 19 3.1. Test Limits ------------------------------------------------------------------------------------------------------------ 19 3.2. Block Diagram of Test setup ------------------------------------------------------------------------------------- 20 3.3. Test Procedure ------------------------------------------------------------------------------------------------------ 21 3.4. Test Results ---------------------------------------------------------------------------------------------------------- 22 4. Power Line Conducted Emission ------------------------------------------------------------------------------------- 30 4.1. Test Limits ------------------------------------------------------------------------------------------------------------ 30 4.2. Test Procedure ------------------------------------------------------------------------------------------------------ 30 4.3. Test Setup ------------------------------------------------------------------------------------------------------------ 30 4.4. Test Results ---------------------------------------------------------------------------------------------------------- 31 5. Out-of-band Emissions --------------------------------------------------------------------------------------------------- 34 5.1. Test Limits ------------------------------------------------------------------------------------------------------------ 34 5.2. Test Procedure ------------------------------------------------------------------------------------------------------ 34 5.3. Test Setup ------------------------------------------------------------------------------------------------------------ 34 5.4. Test Results ---------------------------------------------------------------------------------------------------------- 34 6. Conducted Maximum Output Power --------------------------------------------------------------------------------- 56 6.1. Test limits ------------------------------------------------------------------------------------------------------------- 56 6.2. Test Procedure ------------------------------------------------------------------------------------------------------ 56 6.3. Test Setup ------------------------------------------------------------------------------------------------------------ 56 6.4. Test Results ---------------------------------------------------------------------------------------------------------- 56 7. Peak Power Spectral Density ------------------------------------------------------------------------------------------- 57 7.1. Test limits ----------------------…

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Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Page 1 of 52 Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China FCC TEST REPORT FCC ID: 2ASAF-BAR-06F On Behalf of Shenzhen Eybond Co., Ltd. Datalogger Model No.: WFBLE.DTU.Bar-06F, WFBLE.DTU.Bar-06A, WFBLE.DTU.Bar-06B, WFBLE.DTU.Bar-06C, WFBLE.DTU.Bar-06D, WFBLE.DTU.Bar-06E, WFBLE.DTU.Bar-06G, WFBLE.DTU.Bar-06H, WFBLE.DTU.Bar-06l, WFBLE.DTU.Bar-06J, WFBLE.DTU.Bar-06K, WFBLE.DTU.Bar-06L, WFBLE.DTU.Bar-06M, WFBLE.DTU.Bar-06N, WFBLE.DTU.Bar-06O, WFBLE.DTU.Bar-06P, WFBLE.DTU.Bar-06Q, WFBLE.DTU.Bar-06R, WFBLE.DTU.Bar-06S, WFBLE.DTU.Bar-06T, WFBLE.DTU.Bar-06U, WFBLE.DTU.Bar-06V, WFBLE.DTU.Bar-06W, WFBLE.DTU.Bar-06X, WFBLE.DTU.Bar-06Y, WFBLE.DTU.Bar-06Z Prepared for : Shenzhen Eybond Co., Ltd. Address : Building 10, Zhiheng Science &Technology Park,Nantou Street, Nanshan District Shenzhen City, Guangdong Province,China Prepared By : Shenzhen PSI Testing Co., Ltd. Address : 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Report Number : psi2511130-C01-R02 Date of Receipt : November 19, 2025 Date of Test : November 19, 2025-November 29, 2025 Date of Report : November 29, 2025 Version Number : V0 Page 2 of 52 Report No.: psi2511130-C01-R02 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China TABLE OF CONTENTS Description Page 1. Summary Of Standards And Results ------------------------------------------------------------- 6 1.1. Description of Standards and Results ------------------------------------------------------- 6 2. General Information ------------------------------------------------------------------------------------ 7 2.1. Description of Device (EUT) ------------------------------------------------------------------- 7 2.2. Accessories of Device (EUT) ------------------------------------------------------------------ 8 2.3. Tested Supporting System Details------------------------------------------------------------ 8 2.4. Block Diagram of Connection Between EUT and Simulators ------------------------- 8 2.5. Test Mode Description --------------------------------------------------------------------------- 9 2.6. Software test version and power setting information ------------------------------------ 9 2.7. Test Conditions ---------------------------------------------------------------------------------- 10 2.8. Test Facility --------------------------------------------------------------------------------------- 10 2.9. Measurement Uncertainty -------------------------------------------------------------------- 10 2.10. Test Equipment List----------------------------------------------------------------------------- 11 3. Spurious Emission ------------------------------------------------------------------------------------ 12 3.1. Test Limits ----------------------------------------------------------------------------------------- 12 3.2. Block Diagram of Test setup ----------------------------------------------------------------- 13 3.3. Test Procedure ----------------------------------------------------------------------------------- 14 3.4. Test Results--------------------------------------------------------------------------------------- 15 4. Power Line Conducted Emission ---------------------------------------------------------------- 21 4.1. Test Limits ----------------------------------------------------------------------------------------- 21 4.2. Test Procedure ----------------------------------------------------------------------------------- 21 4.3. Test Setup ----------------------------------------------------------------------------------------- 21 4.4. Test Results--------------------------------------------------------------------------------------- 22 5. Out-of-band Emissions ------------------------------------------------------------------------------ 25 5.1. Test Limits ----------------------------------------------------------------------------------------- 25 5.2. Test Procedure ----------------------------------------------------------------------------------- 25 5.3. Test Setup ----------------------------------------------------------------------------------------- 25 5.4. Test Results--------------------------------------------------------------------------------------- 25 6. Conducted Maximum Output Pow…

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