2AU4DDDPWater Leak Sensor

备注：此页无需印刷 料号 品名 材质 工艺 尺寸 工差 F800004000171 SWS0B 说明书 _ 美规 70g 书纸 单黑印刷，骑马钉 70x70mm ±1mm 版本号 设计师 时间码 V1.2 柳圳 2026041001 User Manual Water Leak Sensor Replaceable Battery F800004000171 V1.2 SWS0B X-Sense Electronics Co., Ltd. Email : [email protected] Scan the QR code to view the product model. 1 Introduction 01 2 Product Overview 02 3 Package Contents 03 4 Device Setup 03 5 Installing Your Device 05 6 Battery Replacement 10 7 Maintenance 11 8 Technical Specifications 12 9 Troubleshooting 14 10 Battery Warning 19 11 FCC Statement 21 12 Manufacturer and Service Information 24 0102 English This user manual contains important information about your water leak sensor’s operation. To ensure proper use and trouble-free operation, please read this manual carefully and store it in a safe place for future reference. 1 Introduction This water leak sensor sounds an alarm as soon as it comes into contact with water. Place it near common household water sources like a dishwasher, water heater, or washing machine. With 2.4 GHz Wi-Fi, it connects directly to the X-SENSE Home Security App. Whenever the device detects a leak or low temperature, you’ll instantly receive a push notification on your smartphone so you can take action right away. 2 Product Overview Water Leak SensorCR123A Battery (Pre-installed) User Manual Buzzer Download on the Apple App Store GET IT ON Google Play Sensor Probe Sensor Probe Test/Silence/ Pair Button LED Indicator Screw 0304 3 Package Contents Water Leak SensorCR123A Battery (Pre-installed) User Manual Buzzer Download on the Apple App Store GET IT ON Google Play Sensor Probe Sensor Probe Test/Silence/ Pair Button LED Indicator Screw 4 Device Setup Download the X-SENSE Home Security App Water Leak SensorCR123A Battery (Pre-installed) User Manual Buzzer Download on the Apple App Store GET IT ON Google Play Sensor Probe Sensor Probe Test/Silence/ Pair Button LED Indicator Screw To download the app, search for “X-SENSE Home Security” in the Apple App Store or Google Play, or simply scan the QR code. Create an account using a valid email address. If you already have an account, make sure it is updated to the latest version. NOTE: Make sure your smartphone supports iOS 11 and higher, or Android 8.0 and higher. Before connecting devices, make sure that: 1. You know your Wi-Fi network name and password. 2. You are connecting your device using a 2.4 GHz Wi-Fi network (incompatible with 5 GHz Wi-Fi network). 3. Make sure the Bluetooth on your phone is turned on. NOTE: When the device is configured via Wi-Fi, make sure your mobile phone and devices are as close to the router as possible, which can speed up device configuration. Add a Water Leak Sensor to the Network 1. Tap “ ㊉ ” and select "Water Leak Sensors" in the product list. Select "Wi-Fi Water Leak Sensor (Standalone, working without Base Station)", then select “SWS0B”. Create a name for your device and choose its location. Finally, tap “Next” to enter the next page. 2. Follow the prompts on the page by pressing and holding the Test/ Silence/Pair button more than 3 seconds until its LED indicator flashes blue rapidly, indicating the device is waiting to connect to the Wi-Fi. 3. Tap “Operation Confirmed”, then tap “Next”. The page will display “Searching for nearby Bluetooth devices”. 4. Select a Wi-Fi network and enter the password. Tap "Next." Make sure the Wi-Fi password you entered is correct. 0506 5. Once connected successfully, the device will beep once and the LED indicator will stop flashing blue. The “Device Added” page will appear. Tap “Finish” to proceed to “Installation & Setup” and complete the installation and signal test. 6. Then you will find the water leak sensor in your device list. NOTE: If you fail to add the water leak sensor to the network within 120 seconds, the device will automatically exit the network configuration. To re-enter the network configuration, you need to repeat the above steps. 5 Installing Your Device Installation Location You can use the device near places where water leaks are likely to occur such as near water pipes, basement sump pumps, dishwashers, washing machines, toilets, water heaters, window wells, etc. Installation Method This sensor can simply be placed on a flat surface. NOTES: 1. Do not place the device upright, otherwise no alarm will be triggered. 2. Do not place the device on uneven surfaces as this may cause false alarms. Water Leak SensorCR123A Battery (Pre-installed) User Manual Buzzer Download on the Apple App Store GET IT ON Google Play Sensor Probe Sensor Probe Test/Silence/ Pair Button LED Indicator Screw Wi-Fi Signal Test After completing network pairing, the app will suggest the optimal installation location. Then, follow the app prompts to double press the Test/Silence/Pair button on the water leak sensor. Then the LED will flash green slowly, indicating it is entering the Wi-Fi signal test mode. Make sure the device is placed in the intended installation location. Then tap the Wi-Fi Signal Test button in the app to start the Wi-Fi signal test. The device will automatically check the Wi-Fi signal: 0708 1. Normal signal: The LED stops flashing green, the device enters standby mode, and the app indicates that the status is normal. You can continue with the installation. 2. Weak signal: The LED stops flashing green, the device enters standby mode, and the app indicates that the Wi-Fi signal is weak at this location and not suitable for installation. Try moving the device to another location and retest in the app. 3. No signal or test failed: The LED stops flashing green, the device enters standby mode, and the app indicates that test failed. Check your Wi-Fi coverage or move the device to another location and retest. 4. Test not completed or failed: Double-press the Test/Silence/Pair button on the device to start the Wi-Fi signal test again. 5. Canceling the test: During testing, single-press the Test/Silence/ Pair button to exit the Wi-Fi signal test. The LED will stop…

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Rev1/26/2023 (X-SenseInnovationsCo.,Ltd.) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:07-23-2026 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2AU4DDDP [X-SenseInnovationsCo.,Ltd.](“theapplicant”)certifiesthattheequipmentforwhichauthorizationis soughtisnot“covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuantto section2.903oftheFCCrules. [X-SenseInnovationsCo.,Ltd.](“theapplicant”)certifiesthattheequipmentforwhichauthorizationis soughtdoesnotincludecybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab,Inc. oranyofitssuccessorsandassignees,includingequipmentwithintegratedKasperskyLab,Inc.(oranyof itssuccessorsandassignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB 986446D01CoveredEquipmentGuidancesectionB(2a). Deviceisinherentlycompliantbasedonhardwarelimitationsorsoftwarecontrols. or ASoftwareBillofMaterials(SBOM)isprovidedtotheTCBforreview,and Theend-userorthirdpartiescannotinstalladditionalsoftwareonthisdevice. Sincerely, (Applicantsignature) (SamLiang) Rev1/26/2023 (X-SenseInnovationsCo.,Ltd.) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:23-07-2026 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2AU4DDDP [X-SenseInnovationsCo.,Ltd.](“theapplicant”)certifiesthat,asofthedateofthefilingofthe application,theapplicantisnotidentifiedontheCoveredList(asaspecificallynamedentityoranyofits subsidiariesoraffiliates)asanentityproducing“covered”equipment. Sincerely, (Applicantsignature) (SamLiang)

X-SenseInnovationsCo.,Ltd. FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Date:2026-07-23 SUBJECT:FCCID:2AU4DDDP ToWhomItMayConcern: I,theundersigned,herebystatesthisequipmenthasbeentestedandfoundtocomply withthelimitsforaClassBdigitaldevice,pursuanttopart15oftheFCCRules,and willapplytheSupplier'sDeclarationofConformityproceduretotheclassB computerperipheralportionofthiscompositedevice.IunderstandthefollowingFCC requirements: 1.DevicessubjecttotheSDoCprocedurearerequiredtobetestedtoshow compliancewiththeFCCtechnicalregulationsbyarecognizedaccreditedtesting laboratory.ThetestinglaboratorymustbeaccreditedbyaCommissionapproved accreditationbodyordesignatedunderthetermsofagovernment-to-government MutualRecognitionAgreement(MRA).Alistingofthoseaccreditedtesting laboratoriesthathavebeenrecognizedbytheCommissionispublishedontheFCC Webpage:https://apps.fcc.gov/oetcf/eas/reports/TestFirmSearch.cfm(Selectthe "accredited"optiontosearchforFCCrecognizedaccreditedtestfirms.) 2.Pt2.1077containsthelistofinformationthatmustbeincludedintheSupplier's DeclarationofConformity,whichmustbesuppliedwitheachproductsold.The SDoCcomplianceinfoshallbeincludedintheUser’sManualorasaseparate sheet.Theinfomustcontainthename,address,andphonenumberofthe responsibleparty,whichmustbelocatedwithintheUnitedStates.Accordingto 2.909(b),theresponsiblepartyiseithertheManufactureroriftheproductis importedtheImporter. Regards, X-SenseInnovationsCo.,Ltd. ------------------------------- （SamLiang）

X-SenseInnovationsCo.,Ltd. FederalCommunicationsCommission AuthorizationandEvaluationDivision EquipmentAuthorizationBranch 7435OaklandMillsRoad Columbia,MD21046 [X-SenseInnovationsCo.,Ltd.]acceptsitsobligationtomaintainanagentforserviceof processintheUnitedStatesfornolessthanoneyearaftereitherthegranteehaspermanently terminatedallmarketingandimportationoftheapplicableequipmentwithintheU.S.,orth X-SENSE USA LLC acknowledges their obligation to accept service of process on behalf of [X - Sense Innovations Co., Ltd.] 07/23/2026 U.S. Agent Designation [X-Sense Innovations Co., Ltd.]acknowledges their consent forthe following contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought (FCC ID:2AU4DDDP): (FRN): 0028970382 FCCGrantee Code is: 2AU4D Name of U.S. agent contact person: SamLiang Company U.S. agent:X-SENSE USA LLC Physical U.S. address of agent: 1209 Orange St, Wilmington, DE 19801, USA FRN of U.S. agent: 0035191709 Email address of U.S. agent: [email protected] Phone of U.S. agent: +1(833)952-1880 . e conclusionofanyCommission-relatedadministrativeorjudicialproceedinginvolvingthe equipment,whicheverislater. Bysigningthisform,weconfirmtheaboveandthatweareawareoftheapplicationrequirements listedunder§2.911(d)(7). ApplicantSigned: Signed: AgentSigned(ifdifferenttoApplicant) Printed name:Sam Liang Title: Compliance Officer Company Name: X-Sense Innovations Co., Ltd. Date: 07/23/2026 : Signed: TheinformationprovidedinthisletterisbasedonthereferencedrulepartsofTitle47oftheCFRaswellasKDB986446D01. Anexpirationdateforthisletterdoesnotexist.IncasetheU.S.agentchanges,thegranteeisobligatedtonotifytheFCC Printed name:Sam Liang Title: Compliance Officer Company Name: X-SENSE USA LLC Date: 07/23/2026 . 4 8 _ [ m o d e l ] U S _ A g e n t _ 2 . 9 1 1 ( d ) ( 7 ) - U , V 0 3

X-SenseInnovationsCo.,Ltd. Rev11/20/07 FederalCommunicationsCommission AuthorizationandEvaluationDivision ConfidentialityRequestregardingapplicationforcertificationofFCCID:2AU4DDDP PursuanttoSections0.457and0.459oftheCommission’sRules,weherebyrequestconfidential treatmentofinformationaccompanyingthisapplicationasoutlinedbelow: ExhibitTypeFileName BlockDiagram Schematics OperationalDescription BlockDiagram Schematics OperationalDescription Theabovematerialscontaintradesecretsandproprietaryinformationnotcustomarilyreleasedto thepublic.Thepublicdisclosureofthesematerialsmaybeharmfultotheapplicantandprovide unjustifiedbenefitstoitscompetitors. TheapplicantunderstandsthatpursuanttoSection0.457oftheRules,disclosureofthis applicationandallaccompanyingdocumentationwillnotbemadebeforethedateoftheGrant forthisapplication. PursuanttoDA04-1705June15,2004oftheCommission’spublicnotice,Wealsorequestingthe commissiontograntshort-termconfidentialityrequestonthefollowingattachmentsuntil180 daysaftertheGrantDateofEquipmentAuthorizations. ExhibitTypeFileName Sincerely, SamLiang 2026.07.23

X-SenseInnovationsCo.,Ltd. FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Date:2026.07.23 SUBJECT:FCCApplicationforFCCID:2AU4DDDP ToWhomItMayConcern: We,theundersigned,herebyauthorizeSamLv.atEMTEK(DONGGUAN)CO.,LTD.on ourbehalf,toapplytotheFederalCommunicationsCommissiononourequipment.Any andallactscarriedoutbyEMTEK(DONGGUAN)CO.,LTD.onourbehalfshallhave thesameeffectasactsofourown. ThisistoadvisethatweareinfullcompliancewiththeAnti-DrugAbuseAct.We,the applicant,arenotsubjecttoadenialoffederalbenefitspursuanttoSection5301ofthe Anti-DrugActof1988,21USC853a,andnopartytotheapplicationissubjecttoadenial offederalbenefitspursuanttothatsection. Regards, Sincerely, SamLiang 2026.07.23

ReportNo.EDG2606180235E004Page1of3Ver.1.0 FCCID:2AU4DDDP ReportNo.EDG2606180235E004Page2of3Ver.1.0 ReportNo.EDG2606180235E004Page3of3Ver.1.0

料号 项目 SWS0B 水浸报警器（美规） J412002000025 J412004000009 下壳镭雕组件 物料 素材编码 设计 审图 批准 日期 20250909 日期 日期 20250909 20250909 版本 V2.0 镭雕菲林 刘雨开 刘雨开 苏家俊杨宜莲余克栋李晓娜 28.5mm 0.7mm 2.5mm SN码字体规则：字体SN后的冒号后面需要空一格（此时为英文输入法) 字体为Montserrat,字粗为 Medium SWS0B-UL-美标序列号编码规则 二维码对应序列号！ 该二维码仅为示意图 SN: SWS0B-UL560001 IC :32919-ABH HVIN:SWS0B_V0.2_A P

ReportNo.EDG2606180235E004Page1of2Ver.1.0 FCCID:2AU4DDDP ReportNo.EDG2606180235E004Page2of2Ver.1.0 ANT

ReportNo.EDG2606180235E00404RPage1of8Ver.1.0 TESTREPORT ProductName：WaterLeakSensor ModelNumber：SWS0B FCCID：2AU4DDDP Preparedfor:X-SenseInnovationsCo.,Ltd. Address:Room1701,Block3,ShenzhenInternationalInnovation Valley,Dashi1stRoad,XiliCommunity,XiliSubdistrict, NanshanDistrict,Shenzhen. Preparedby:EMTEK(DONGGUAN)CO,LTD. Address:Room111&112,Building8,-1&2/F.,OfficeBuilding2,Zone A,ZhongdaMarineBiotechnologyResearchand DevelopmentBase,No.9,XinchengAvenue,Songshan LakeHigh-TechIndustrialDevelopmentZone,Dongguan, Guangdong,China Tel:+86-0769-22807078 Fax:+86-0769-22807079 ReportNumber:EDG2606180235E00404R Dateofsamplereceipt:June18,2026 Date(s)ofTests:June18,2026toJuly10,2026 Dateofissue: July10,2026 $二维码$ ReportNo.EDG2606180235E00404RPage2of8Ver.1.0 TableofContents 1.TESTRESULTCERTIFICATION...............................................................................................................................................3 2.EUTSPECIFICATION.................................................................................................................................................................5 3.TESTREQUIREMENT................................................................................................................................................................6 4.MEASUREMENTRESULT.........................................................................................................................................................7 ReportNo.EDG2606180235E00404RPage3of8Ver.1.0 1.TESTRESULTCERTIFICATION Applicant:X-SenseInnovationsCo.,Ltd. Address: Room1701,Block3,ShenzhenInternationalInnovationValley,Dashi1stRoad, XiliCommunity,XiliSubdistrict,NanshanDistrict,Shenzhen. Manufacturer:X-SenseElectronicsCo.,Ltd. Address: Room402,Building4,No.9,Jinshagang1stRoad,ShixiaVillage,DalangTown, DongguanCity,523750Guangdong,P.R.CHINA Factory:X-SenseElectronicsCo.,Ltd. Address: Room402,Building4,No.9,Jinshagang1stRoad,ShixiaVillage,DalangTown, DongguanCity,523750Guangdong,P.R.CHINA EUT:WaterLeakSensor ModelName:SWS0B Trademark:X-SENSE MeasurementProcedureUsed: APPLICABLESTANDARDS STANDARDTESTRESULT §15.247(i),§2.1093 PASS TheaboveequipmentwastestedbyEMTEK(DONGGUAN)CO.,LTD.Thetestdata,dataevaluation,test procedures,andequipmentconfigurationsshowninthisreportweremadeinaccordancewiththeprocedures giveninANSIC63.10(2020)andtheenergyemittedbythesampleEUTtestedasdescribedinthisreportisin compliancewiththerequirementsofFCCRulesFCC§15.247(i),§2.1093. Thetestresultsofthisreportrelateonlytothetestedsampleidentifiedinthisreport DateofTest:June18,2026toJuly10,2026 Preparedby: JessicaZhang/ Editor Reviewer: WarrenDeng/Supervisor Approve&AuthorizedSigner: SamLv/Manager ReportNo.EDG2606180235E00404RPage4of8Ver.1.0 ModifiedHistory VersionReportNo.RevisionDateSummary EDG2606180235E00404R/OriginalReport ReportNo.EDG2606180235E00404RPage5of8Ver.1.0 2. EUTSpecification CharacteristicsDescription Product:WaterLeakSensor ModelNumber:SWS0B Sample:1# DataRate: BLE: 1MbpsforGFSKmodulation BT: 1MbpsforGFSKmodulation 2Mbpsforπ/4-DQPSKmodulation 3Mbpsfor8DPSKmodulation 2.4GWIFI: 802.11b 802.11g 802.11n(20MHzchannelbandwidth) 802.11n(40MHzchannelbandwidth) Modulation: BLE: GFSK BT: GFSK,π/4-DQPSK,8DPSK 2.4GWIFI: DSSSwithDBPSK/DQPSK/CCKfor802.11b; OFDMwithBPSK/QPSK/16QAM/64QAMfor802.11g/n; OperatingFrequency Range(s): 2402-2480MHzforBLE; 2402-2480MHzforBT; 2412-2462MHzfor2.4GWIFI NumberofChannels: 40channelsforBLE; 79channelsforBT; 11channelsfor2.4GWIFI TransmitPowerMax: 14.5dBm(0.028184W)forWiFi2.4G; 6.45dBm(0.004416W)forBT; 3.92dBm(0.002466W)forBLE; AntennaGain:3.42dBi Powersupply:DC3.0Vfrombattery Evaluationapplied:MPEEvaluation SAREvaluation ReportNo.EDG2606180235E00404RPage6of8Ver.1.0 3. TestRequirement RFEXPOSUREEVALUATION AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeusedtoevaluatetheenvironment impactofhumanexposuretoradiofrequency(RF)Radiationasspecifiedin§1.1307(b) LimitsforMaximumPermissibleExposure(MPE) Frequency Range(MHz) ElectricField Strength(V/m) MagneticField Strength(A/m) Power Density(mW/cm 2 ) Average Time (A)LimitsforOccupational/ControlExposures 300-1500----F/3006 1500-100000----56 (B)LimitsforGeneralPopulation/UncontrolExposures 300-1500----F/15006 1500-100000----130 Friistransmissionformula:Pd=(Pout*G)\(4*pi*R 2 ) Where Pd=PowerdensityinmW/cm 2 Pout=outputpowertoantennainmW G=Numericgainoftheantennarelativetoisotropicantenna Pi=3.1416 R=distancebetweenobservationpointandcenteroftheradiatorincm PdthelimitofMPE,1mW/cm 2 .Ifweknowthemaximumgainofthendtotalpowerinputtotheantenna,through thecalculation,wewillknowthedistancewheretheMPElimitisreached. ReportNo.EDG2606180235E00404RPage7of8Ver.1.0 4.MeasurementResult gain:3.42FCCMPE ModeFrequen cy(MHz) Output Power(dBm ) E.I.R.P(dBm ) Target Power W/toleranc e(dBm) Maxtune up power(dBm )tolerance Max tuneup power(mW )tolerance Power Densityat R=20cm (mW/cm2 ) Limit (mW/cm2 ) BLE GFSK 24023.927.347±186.310.0027591 24413.066.486±175.010.0021911 24802.866.286±175.010.0021911 gain:3.42dBiBTEMF ModeFrequen cy (MHz) Output Power (dBm) E.I.R.P(d Bm) Target Power W/toleran ce(dBm) Maxtune up power(dB m) tolerance Power Densityat R=20cm (mW/cm2) Limit (mW/ cm2) Verdict GFSK 2402 3.997.417±180.002759 1PASS 2441 3.096.516±170.002191 1PASS 2480 3.4246.166±170.002191 1PASS π/4-DQPSK 2402 6.029.449±1100.004372 1PASS 2441 5.178.598±190.003473 1PASS 2480 4.898.318±190.003473 1PASS 8DPSK 2402 6.459.879±1100.004372 1PASS 2441 5.558.978±190.003473 1PASS 2480 5.288.78±190.003473 1PASS gain:3.42FCCMPE ModeFrequen cy (MHz) Output Power(dB m) E.I.R.P(dB m) Target Power W/toleranc e(dBm) Maxtune up power(dB m) tolerance Max tuneup power(m W) tolerance Power Density at R=20cm (mW/cm2 ) Limit (mW/cm2 ) 802.11b 241214.517.9217±11863.100.0275891 243713.581717±11863.100.0275891 246212.8516.2716±11750.120.0219141 802.11g 241212.6116.0316±11750.120.0219141 243711.6615.0815±11639.810.0174071 246211.2714.6914±11531.620.0138271 802.11n20 241212.2915.7115±11639…

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OTA TEST REPORT Applicant Espressif Systems Product ESP ANT B Model ESP ANT B Report No. Y1806A0621-T1V3 Issue Date November 1, 2021 TA Technology (Shanghai) Co., Ltd. tested the above equipment in accordance with the requirements in ANSI/IEEE Std 149-2008. The test results show that the equipment tested is capable of demonstrating compliance with the requirements as documented in this report. Prepared by: Peng Tao Approved by: Kai Xu TA Technology (Shanghai) Co., Ltd. No.145, Jintang Rd, Tangzhen Industry Park, Pudong Shanghai, China TEL: +86-021-50791141/2/3 FAX: +86-021-50791141/2/3-8000 OTA Test Report Report No: Y1806A0621-T1V3 TA Technology (Shanghai) Co., Ltd. TA-MB-04-008O P age 2 of 14 This report shall not be reproduced except in full, without the written approval of TA Technology (Shanghai) Co., Ltd. TABLE OF CONTENTS 1. General Information................................................................................................ ....................... 3 1.1. Notes of the Test Report................................................................................................ ... 3 1.2. Testing laboratory................................................................................................ .............. 3 1.3. Laboratory Environment................................................................................................ .... 3 2. General Description of Equipment under Test................................................................ ............... 4 2.1. Applicant Information................................................................................................ ......... 4 2.2. Manufacturer Information................................................................................................ .. 4 2.3. Information of EUT................................................................................................ ............ 4 2.4. Test Date................................................................................................ ........................... 4 2.5. Applied Standards................................................................................................ ............. 5 3. Test Conditions................................................................................................ .............................. 6 3.1. Test Configuration................................................................................................ ............. 6 3.2. Test Measurement................................................................................................ ............. 6 4. Test Results................................................................................................................................ ... 7 4.1. Gain and Efficiency................................................................................................ ............ 7 4.2. Voltage Standing Wave Ratio (VSWR)................................................................ .............. 8 4.3. Antenna S11................................................................................................ ...................... 9 5. Test Equipment List ..................................................................................................................... 10 APPENDIX A: 2-D Pattern Plots ............................................................................................................. 11 APPENDIX B: The EUT Appearance and Test Configuration ............................................................. 13 B.1 EUT Appearance ................................................................................................................. 13 B.2 Test Configuration .............................................................................................................. 14 OTA Test Report Report No: Y1806A0621-T1V3 TA Technology (Shanghai) Co., Ltd. TA-MB-04-008O P age 3 of 14 This report shall not be reproduced except in full, without the written approval of TA Technology (Shanghai) Co., Ltd. 1. General Information 1.1. Notes of the Test Report This report shall not be reproduced in full or partial, without the written approval of TA technology (shanghai) co., Ltd.The results documented in this report apply only to the tested sample, under the conditions and modes of operation as described herein .Measurement Uncertainties were not taken into account and are published for informational purposes only. This report is written to support regulatory compliance of the applicable standards stated above. This report must not be used by the client to claim product certification, approval, or endorsement by any government agencies. 1.2. Testing laboratory Company: TA Technology (Shanghai) Co., Ltd. Address: No.145, Jintang Rd, Tangzhen Industry Park, Pudong City: Shanghai Post code: 201201 Country: P. R. China Contact: Xu Kai Telephone: +86-021-50791141/2/3 Fax: +86-021-50791141/2/3-8000 Website: http://www.ta-shanghai.com E-mail: [email protected] 1.3. Laboratory Environment Temperature Min. =19°C，Max. = 25°C Relative humidity Min. =40%，Max. =72% Shield effect 0.7-6GHz > 100dB Ground resistance <0.5Ω OTA Test Report Report No: Y1806A0621-T1V3 TA Technology (Shanghai) Co., Ltd. TA-MB-04-008O P age 4 of 14 This report shall not be reproduced except in full, without the written approval of TA Technology (Shanghai) Co., Ltd. 2. General Description of Equipment under Test 2.1. Applicant Information Company: Espressif Systems Address: #101, Block 2, 690 Bibo Road, Zhang Jiang High-Tech Park, Shanghai, China 2.2. Manufacturer Information Company: Espressif Systems Address: #101, Block 2, 690 Bibo Road, Zhang Jiang High-Tech Park, Shanghai, China 2.3. Information of EUT General information EUT Description Product Name: ESP ANT B Model ESP ANT B HW Version: / SW Version: / Antenna Type: Fixed Antenna Antenna Manufacturer: Espressif Systems Test Frequency: 2400MHz ~ 2500MHz Test lab. of the antenna gain and rad…

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ReportNo.EDG2606180235E00402RPage1of52Ver.1.0 $二维码$ TESTREPORT ProductName：WaterLeakSensor ModelNumber：SWS0B FCCID：2AU4DDDP Preparedfor:X-SenseInnovationsCo.,Ltd. Address:Room1701,Block3,ShenzhenInternationalInnovation Valley,Dashi1stRoad,XiliCommunity,XiliSubdistrict, NanshanDistrict,Shenzhen. Preparedby:EMTEK(DONGGUAN)CO.,LTD. Address:1&2/F.,Building2,ZoneA,ZhongdaMarine BiotechnologyResearchandDevelopmentBase,No.9, XinchengAvenue,SongshanhuHigh-technology IndustrialDevelopmentZone,Dongguan,Guangdong, China TEL:+86-0769-22807078 FAX:+86-0769-22807079 ReportNumber:EDG2606180235E00402R Dateofsamplereceipt:June18,2026 Date(s)ofTests:June18,2026toJuly10,2026 Dateofissue:July10,2026 ReportNo.EDG2606180235E00402RPage2of52Ver.1.0 TableofContents 1TESTRESULTCERTIFICATION....................................................................................................................................3 2EUTTECHNICALDESCRIPTION....................................................................................................................................5 3SUMMARYOFTESTRESULT..........................................................................................................................................6 4TESTMETHODOLOGY.......................................................................................................................................................7 4.1GENERALDESCRIPTIONOFAPPLIEDSTANDARDS............................................................................................7 4.2MEASUREMENTEQUIPMENTUSED..........................................................................................................................7 4.3DESCRIPTIONOFTESTMODES............................................................................................................................9 5FACILITIESANDACCREDITATIONS..........................................................................................................................10 5.1FACILITIES.........................................................................................................................................................10 5.2EQUIPMENT...........................................................................................................................................................10 5.3LABORATORYACCREDITATIONSANDLISTINGS...............................................................................................10 6TESTSYSTEMUNCERTAINTY......................................................................................................................................11 7SETUPOFEQUIPMENTUNDERTEST..........................................................................................................................12 7.1RADIOFREQUENCYTESTSETUP1...................................................................................................................12 7.2RADIOFREQUENCYTESTSETUP2...................................................................................................................12 7.3CONDUCTEDEMISSIONTESTSETUP.................................................................................................................15 7.4BLOCKDIAGRAMCONFIGURATIONOFTESTSYSTEM......................................................................................16 7.5SUPPORTEQUIPMENT..........................................................................................................................................16 8TESTREQUIREMENTS...................................................................................................................................................17 8.1DTS6DBBANDWIDTH..........................................................................................................................................17 8.2DTS99%BANDWIDTH..........................................................................................................................................20 8.3MAXIMUMPEAKCONDUCTEDOUTPUTPOWER.....................................................................................................23 8.4MAXIMUMPOWERSPECTRALDENSITY...............................................................................................................26 8.5UNWANTEDEMISSIONSINNON-RESTRICTEDFREQUENCYBANDS.................................................................29 8.6RADIATEDSPURIOUSEMISSION........................................................................................................................38 8.7CONDUCTEDEMISSIONSTEST..............................................…

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