RHT143Kinetic Halo doorbell

3 4 Endless Power,built-in solar panel charges automatically under any light conditions Eco-Friendly & Cost-Effective,no disposable batteries needed—reduce waste and save money. Always Ready,reliable performance rain or shine, thanks to smart energy storage 1 2 ①② Solar panel PRODUCT STRUCTURE Transmitter LED light ring Button Base INSTALLATION METHODS Double sided adhesive tape Base Method 1: Double-Sided Tape 1. Attach the tape to the back of the transmitter base. 2. Stick the base onto the wall. 3. Slide the transmitter into the base until it clicks into place. Method 2: Screw Installation 1.Secure the base to the wall using screws. 2.Slide the transmitter into the base until it clicks into place. Transmitter removal illustration PRODUCT SPECIFICATIONS Model: 90143USA FCC ID:RHT143 Frequency: 433.92MHz Indicator Light Color: Blue Transmission Range: Max.200M Power Source: Solar Powered Fully charged battery lifespan: Max.10 months (including 5 daily triggers) Lithium Battery Capacity: 150 mAh Charge/discharge cycles: 300 times. Standby Power Consumption: 5μA Transmission Power: 5 dBm Operating Temperature: -10 to 55 PRODUCT FEATURES Stylish design Easy installation Model: 90143USA Solar Powered Bell Push User Manual 5 PACKAGE CONTENTS 1 × Transmitter 1 × Double-sided tape 1 × User manual 2 × Screws 2 × Wall plugs FCC Statement This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: •Reorient or relocate the receiving antenna. •Increase the separation between the equipment and receiver. •Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. •Consult the dealer or an experienced radio/TV technician for help. Caution: Any changes or modifications to this device not explicitly approved by manufacturer could void your authority to operate this equipment. This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. RF Exposure Information The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition, compliance with exposure requirements. This equipment should be installed and operated with minimum distance 0 mm between the radiator & your body. PRECAUTIONS

Covered Equipment Attestation Letter For Certification Service in the USA Federal Communications Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Section 2.911(d)(5)(i)-(ii) of the Commission’s Rules (47 C.F.R.) we attest as follows for the product listed below: FCC ID Model name RHT143 90143USA, SN20055UAS We, Applicant Company Name: Kangtai Electric Co., Ltd Address: No.5, Kangtai Rd., Huanghua Industrial District, Yueqing, Zhejiang 325605, China Phone: +86-577-62658100 certify that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. This includes the cybersecurity and anti-virus software produced or provided by Kaspersky Lab, Inc. or any of ist successors and assignees. We certify that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. If you have any questions, please feel free to contact us at the address shown below. Sincerely, 2026-05-08 Signature Date Name / Title: Yaohua Chen / General Manager Company: Kangtai Electric Co., Ltd Address: No.5, Kangtai Rd., Huanghua Industrial District, Yueqing, Zhejiang 325605, China Phone: +86-577-62658100 Fax: +86-577-62652348 E-Mail: [email protected]

Due Diligence Letter For Certification Service in the USA Federal Communications Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern FCC ID Model name RHT143 90143USA, SN20055UAS Pursuant to KDB 986446 D01 Covered Equipment Guidance the evaluation of the product above shows compliance for the following reasons: Compliance Evaluation process Results Inherent compliance The chipset(s) used is not capable of running the cybersecurity and/or anti-virus software Compliance The memory used does not allow the running the cybersecurity and/or anti-virus software Compliance The storage capacity does not allow the running the cybersecurity and/or anti-virus software Compliance The operating system used is not capable of running the cybersecurity and/or anti-virus software Compliance No inherent compliance Based on software bill of material Based on scan for running software on the device Based on filesystem scan for cybersecurity and/or anti-virus software The equipment for which authorization is sought complies with the rules and fulfils the requirements as detailed in the above mentioned KDB. Evaluation performed by Company Name: Shenzhen LCS Compliance Testing Laboratory Ltd. Contact Name: Martion Lee Address: 101, 201 Bldg A & 301 Bldg C, Juji Industrial Park Yabianxueziwei, Shajing Street, Baoan District, Shenzhen, 518000, China Phone: +86-755-82591330 Email: [email protected] Signature: Date: 2026-04-02

Confidentiality Request Letter For Certification Service in the USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Paragraphs §0.457 and 0.459 of the Commission’s Rules (47 C.F.R.) and Section §552(b)(4) of the Freedom of Information Act, we request confidentiality for the documentation of the following products: FCC ID Model name RHT143 90143USA, SN20055UAS For the products listed above, we request permanent confidentiality for all applicable exhibits as there are: • the Operational Description • the Block Diagram • the Schematics • the Part List • the Tune up Information The above listed exhibits contain trade secrets and proprietary information that could be of benefit to our competitors. If you have any questions, please feel free to contact us at the address shown below. Sincerely, 2026-05-08 Signature Date Name / Title: Yaohua Chen / General Manager Company: Kangtai Electric Co., Ltd Address: No.5, Kangtai Rd., Huanghua Industrial District, Yueqing, Zhejiang 325605, China Phone: +86-577-62658100 Fax: +86-577-62652348 E-Mail: [email protected]

Kangtai Electric Co., Ltd No.5, Kangtai Rd., Huanghua Industrial District, Yueqing, Zhejiang 325605, China Date: May 8, 2026 FCC ID: RHT143 Model Number: 90143USA, SN20055UAS To: Federal Communication Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21048 To Whom It May Concern, We, Kangtai Electric Co., Ltd hereby declare that our product (Kinetic Halo doorbell) Model Number: 90143USA, SN20055UAS board, Schematic, Hardware version, Software version, structure and internal photos are same, model name differently due to marketing purposes. Should you have any questions or comments regarding this matter, please have my best attention. Sincerely, (Signed) Printed Name of Signee / Title: Yaohua Chen / General Manager Company: Kangtai Electric Co., Ltd Address: No.5, Kangtai Rd., Huanghua Industrial District, Yueqing, Zhejiang 325605, China Phone: +86-577-62658100 Fax: +86-577-62652348 Email: [email protected]

Page1of4FCCID:RHT143 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com ExternalPhotosoftheEUT Fig.1 Fig.2 Page2of4FCCID:RHT143 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.3 Fig.4 Page3of4FCCID:RHT143 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.5 Fig.6 Page4of4FCCID:RHT143 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.7 Fig.8

Page1of1FCCID:RHT143 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com LABELANDLOCATION Material:tagboard Glue:adhesivesticker Frontcolor:white Labelcolor:black (Size:L4.0cmxW2.0cm) LabelLocation KineticHalodoorbell Model:90143USA FCCID:RHT143

Page1of3FCCID:RHT143 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com InternalPhotosoftheEUT Fig.1 Fig.2 Page2of3FCCID:RHT143 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.3 Fig.4 Page3of3FCCID:RHT143 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com Fig.5 Fig.6 Antenna

Page1of9FCCID:RHT143ReportNo.:LCSC02046002EB GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com RFExposureEvaluation For KangtaiElectricCo.,Ltd. KineticHalodoorbell TestModel:90143USA AdditionalModelNo.:PleaseRefertoPage6 Preparedfor:KangtaiElectricCo.,Ltd. Address:No.5,KangtaiRd.,HuanghuaIndustrialDistrict,Yueqing,Zhejiang,P. R.China Preparedby:GuangzhouLCSComplianceTestingLaboratoryLtd. Address:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou, Guangdong,China Tel:(+86)020-39166689 Fax:(+86)020-39166619 Web:www.LCS-cert.com Mail:[email protected] Dateofreceiptoftestsample:March18,2026 Numberoftestedsamples:2 SampleNo.:C260319007-1,C260319007-2 Serialnumber:Prototype DateofTest:March18,2026~April01,2026 DateofReport:April02,2026 Page2of9FCCID:RHT143ReportNo.:LCSC02046002EB GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com RFExposureEvaluation ReportReferenceNo...................:LCSC02046002EB DateofIssue....................................:April02,2026 TestingLaboratoryName ........... :GuangzhouLCSComplianceTestingLaboratoryLtd. Address ............................................. : No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou, Guangdong,China TestingLocation/Procedure ......... :FullapplicationofHarmonisedstandards■ PartialapplicationofHarmonisedstandards□ Otherstandardtestingmethod□ Applicant’sName .......................... :KangtaiElectricCo.,Ltd. Address ............................................. :No.5,KangtaiRd.,HuanghuaIndustrialDistrict,Yueqing,Zhejiang, P.R.China TestSpecification Standard...........................................: FCCKDBpublication447498D01General1RFExposureGuidance v06 FCCCFR47part11.1310 FCCCFR47part22.1093 TestReportFormNo...................:TRF-4-E-215A/0 TRFOriginator.................................:GuangzhouLCSComplianceTestingLaboratoryLtd. MasterTRF......................................:Dated2011-03 GuangzhouLCSComplianceTestingLaboratoryLtd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongasthe GuangzhouLCSComplianceTestingLaboratoryLtd.isacknowledgedascopyrightownerandsourceof thematerial.GuangzhouLCSComplianceTestingLaboratoryLtd.takesnoresponsibilityforandwillnot assumeliabilityfordamagesresultingfromthereader'sinterpretationofthereproducedmaterialdueto itsplacementandcontext. TestItemDescription..................:KineticHalodoorbell TradeMark.......................................: TestModel.......................................: 90143USA Ratings..............................................:PleaseRefertoPage6 Result................................................:PASS Compiledby:Supervisedby:Approvedby: AceYao/AdministratorsJustinZhu/TechniqueDirectorGavinLiang/Manager Page3of9FCCID:RHT143ReportNo.:LCSC02046002EB GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com RFExposureEvaluation TestResultPASS Thetestreportmerelycorrespondstothetestsample. Itisnotpermittedtocopyextractsofthesetestresultwithoutthewrittenpermissionofthetestlaboratory. TestReportNo.:LCSC02046002EB April02,2026 Dateofissue TestMode...........................:90143USA EUT....................................:KineticHalodoorbell Applicant...........................:KangtaiElectricCo.,Ltd. Address..............................:No.5,KangtaiRd.,HuanghuaIndustrialDistrict,Yueqing, Zhejiang,P.R.China Telephone..........................:/ Fax.....................................:/ Manufacturer..................:KangtaiElectricCo.,Ltd. Address..............................:No.5,KangtaiRd.,HuanghuaIndustrialDistrict,Yueqing, Zhejiang,P.R.China Telephone..........................:/ Fax.....................................:/ Factory............................:KangtaiElectricCo.,Ltd. Address..............................:No.5,KangtaiRd.,HuanghuaIndustrialDistrict,Yueqing, Zhejiang,P.R.China Telephone..........................:/ Fax.....................................:/ Page4of9FCCID:RHT143ReportNo.:LCSC02046002EB GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com RevisionHistory ReportVersionIssueDateRevisionContentRevisedBy 000April02,2026InitialIssue--- Page5of9FCCID:RHT143ReportNo.:LCSC02046002EB GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com TABLEOFCONTENTS DescriptionPage 1.PRODUCTINFORMATION....................................................................................................................................6 2.EVALUATIONMETHODANDLIMIT.....................................................................................................................7 3.REFEREVALUATIONMETHOD..........................................................................................................................8 4.CONDUCTEDPOWER............................................................................................................................................8 5.EVALUATIONRESULTS........................................................................................................................................8 6.CONCLUSION...........................................................................................................................................................8 7.DESCRIPTIONOFTESTFACILITY....................................................................................................…

Text truncated - open the document above for the full version.

Manufacturer:KangtaiElectricCo.,Ltd. Address:No.5,KangtaiRd.,HuanghuaIndustrialDistrict,Yueqing,Zhejiang,P.R.China M ode l :RCPT08 AntennaType:PCBAntenna AntennaGain:0dBi(Max) We statement that All measurements were performed radiated and therefore additional antenna gain documentation is not required.

Page1of29FCCID:RHT143ReportNo.:LCSC02046002EA GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com FCCTESTREPORT For KangtaiElectricCo.,Ltd. KineticHalodoorbell TestModel:90143USA AdditionalModelNo.:PleaseRefertoPage6 Preparedfor:KangtaiElectricCo.,Ltd. Address:No.5,KangtaiRd.,HuanghuaIndustrialDistrict,Yueqing,Zhejiang,P. R.China Preparedby:GuangzhouLCSComplianceTestingLaboratoryLtd. Address:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou, Guangdong,China Tel:(+86)020-39166689 Fax:(+86)020-39166619 Web:www.LCS-cert.com Mail:[email protected] Dateofreceiptoftestsample:March18,2026 Numberoftestedsamples:2 SampleNo.:C260319007-1,C260319007-2 Serialnumber:Prototype DateofTest:March18,2026~April01,2026 DateofReport:April02,2026 Page2of29FCCID:RHT143ReportNo.:LCSC02046002EA GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com FCCTESTREPORT FCCCFR47PART15C(15.231) ReportReferenceNo. .................. :LCSC02046002EA DateofIssue .................................... :April02,2026 TestingLaboratoryName...........:GuangzhouLCSComplianceTestingLaboratoryLtd. Address.............................................: No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou, Guangdong,China TestingLocation/Procedure......... :FullapplicationofHarmonisedstandards■ PartialapplicationofHarmonisedstandards□ Otherstandardtestingmethod□ Applicant’sName..........................:KangtaiElectricCo.,Ltd. Address.............................................:No.5,KangtaiRd.,HuanghuaIndustrialDistrict,Yueqing,Zhejiang, P.R.China TestSpecification Standard...........................................:FCCCFR47PART15SubpartC,ANSIC63.10-2020 TestReportFormNo...................:TRF-4-E-176A/0 TRFOriginator.................................:GuangzhouLCSComplianceTestingLaboratoryLtd. MasterTRF ...................................... :Dated2011-03 GuangzhouLCSComplianceTestingLaboratoryLtd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongasthe GuangzhouLCSComplianceTestingLaboratoryLtd.isacknowledgedascopyrightownerandsourceof thematerial.GuangzhouLCSComplianceTestingLaboratoryLtd.takesnoresponsibilityforandwillnot assumeliabilityfordamagesresultingfromthereader'sinterpretationofthereproducedmaterialdueto itsplacementandcontext. TestItemDescription..................:KineticHalodoorbell TradeMark.......................................: TestModel.......................................: 90143USA Ratings..............................................:PleaseRefertoPage6 Result................................................:PASS Compiledby:Supervisedby:Approvedby: AceYao/AdministratorsJustinZhu/TechniqueDirectorGavinLiang/Manager Page3of29FCCID:RHT143ReportNo.:LCSC02046002EA GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com FCC--TESTREPORT TestResultPASS Thetestreportmerelycorrespondstothetestsample. Itisnotpermittedtocopyextractsofthesetestresultwithoutthewrittenpermissionofthetestlaboratory. TestReportNo.:LCSC02046002EA April02,2026 Dateofissue TestMode...........................:90143USA EUT....................................:KineticHalodoorbell Applicant...........................:KangtaiElectricCo.,Ltd. Address..............................:No.5,KangtaiRd.,HuanghuaIndustrialDistrict,Yueqing, Zhejiang,P.R.China Telephone..........................:/ Fax.....................................:/ Manufacturer..................:KangtaiElectricCo.,Ltd. Address..............................:No.5,KangtaiRd.,HuanghuaIndustrialDistrict,Yueqing, Zhejiang,P.R.China Telephone..........................:/ Fax.....................................:/ Factory............................:KangtaiElectricCo.,Ltd. Address..............................:No.5,KangtaiRd.,HuanghuaIndustrialDistrict,Yueqing, Zhejiang,P.R.China Telephone..........................:/ Fax.....................................:/ Page4of29FCCID:RHT143ReportNo.:LCSC02046002EA GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com RevisionHistory ReportVersionIssueDateRevisionContentRevisedBy 000April02,2026InitialIssue-- Page5of29FCCID:RHT143ReportNo.:LCSC02046002EA GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com TABLEOFCONTENTS 1.GENERALINFORMATION.....................................................................................................................................6 1.1.DESCRIPTIONOFDEVICE(EUT)........................................................................................................................6 1.2.OBJECTIVE...........................................................................................................................................................7 1.3.ENVIRONMENTALCONDITIONS............................................................................................................................7 1.4.SUPPORTEQUIPMENTLIST.................................................................................................................................7 1.5.EXTERNALI/OPORT...........................................................................................................................................7 1.6.EUTOPERATION.................................................................................................................................................8 1.7.ANTENNASYSTEM...…

Text truncated - open the document above for the full version.

Page1of1FCCID:RHT143 GuangzhouLCSComplianceTestingLaboratoryLtd. Add:No.44-1,QianfengNorthRoad,Shiqi,PanyuDistrict,Guangzhou,Guangdong,China Tel:+(86)020-39166689|E-mail:[email protected]|Web:www.lcs-cert.com TestSetupPhotosoftheEUT TestSetupPhoto(s)ofRadiatedEmissionsMeasurement Fig.1 Fig.2