2BFFA-G200P0intelligent sweeping machine

Dongguan Huicheng intelligent technology Co., LTD Covered Equipment Certification Attestation Letter 1/30/2026 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA ATTN.: Reviewing Engineer FCC ID: 2BFFA-G200P0 Dongguan Huicheng intelligent technology Co., LTD (“the applicant”) certifies 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. Note: If the equipment for which the applicant seeks authorization is produced by any of the entities identified on the current Covered List, the applicant should include an explanation on why the equipment is not “covered” equipment. Dongguan Huicheng intelligent technology 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 (as a specifically named entity or any of its subsidiaries or affiliates) as an entity producing “covered” equipment. Dongguan Huicheng intelligent technology Co., LTD (“the applicant”) certifies that the equipment for which authorization is sought does not include cybersecurity or anti-virus software produced or provided by Kaspersky Lab, Inc. or any of its successors and assignees, including equipment with integrated Kaspersky Lab, Inc. (or any of its successors and assignees) cybersecurity or anti-virus software pursuant to DA-24-886 and KDB 986446 D01 Covered Equipment Guidance section B(2a). Signed: Printed name: Amy Tan Title: Safety system engineer Company Name: Dongguan Huicheng intelligent technology Co., LTD Date: 03/27/2026

Dongguan Huicheng intelligent technology Co., LTD * the applicant must designate a contact located in the United States for purposes of acting as the appl icant’s agent for service of process, regardless of whether the applicant is a domestic or forei gn ent ity. An applicant located in the United States may designate itself as the agent for service of process. U.S. Agent Designation for Service of Process - Certification Attestation Letter 3/27/2026 TO: Feder al Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 ATTN.: Reviewing Engineer FCC ID: 2BFFA-G200P0 FRN of applicant: 0035116946 Per section 2.911(d)(7) of the FCC rules, [ Dongguan Huicheng intelligent technology Co., LTD] (“the applicant”) certifies that the equipment for which authorization is sought is designated to the following U.S. agent* for service of process: C ompany Name: FCC US Agent, LLC FCC Registration Number (FRN): 0033402884 Physical U.S. Company Address: 3722 Illinois Avenue, Saint Charles, IL 60174, USA Contact Person: Tim Payne Agent Email Address: [email protected] The abov e contact person accepts the obligation for service of process. The appl icant accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. A pplicant Signed: Agent Signed (if different from Applicant): Signed: Printed name: Amy Tan Title: Safety system engineer Company Name: Dongguan Huicheng intelligent technology Co., LTD Date: 3/27/2026 S igned: Printed name: Tim Payne Title: Manager Company Name: FCC US Agent, LLC Date: 3/27/2026

DATE: 03/27/2026 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 Authority to Act as Agent On our behalf, I appoint Shenzhen EU Testing Laboratory Limited (101, Building B1, Fuqiao Fourth Area, Qiaotou Community Fuhai Subdistrict Baoan District,Shenzhen,China) (Name of Agent company name and address) to act as our agent in the preparation of this application for equipment certification. I certify that submitted documents properly describe the device or system for which equipment certification is sought. I also certify that each unit manufactured, imported or marketed, as defined in the Federal Communications Commission’s regulations will have affixed to it a label identical to that submitted for approval with this application. For instances where our authorized agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for certification, still resides with ( Dongguan Huicheng intelligent technology Co., LTD Room 101, No. 13, Jinling Road, Jinhe, Zhangmutou Town, Dongguan City, Guangdong Province, China ) (Applicant Name and address) Signed: Printed name: Amy Tan Title: Safety system engineer Company Name: Dongguan Huicheng intelligent technology Co., LTD Date: 03/27/2026

Date 03/27/2026 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize Compliance Testing, LLC to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). Sincerely, Signed: Printed name: Amy Tan Title: Safety system engineer Company Name: Dongguan Huicheng intelligent technology Co., LTD Date: 03/27/2026

DATE 03/27/2026 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: ___ 2BFFA-G200P0 ______ Product Name: ___ intelligent sweeping machine___ Request for Confidentiality Pursuant to Sections 0.457 and 0.459 of the commission’s rules, we hereby request that the following documents be held confidential: (List here the documents for which you are seeking confidentiality – for example ...) • Schematics • Block diagram • Operation description These materials contain trade secrets and proprietary information and are not customarily released to the public. The public disclosure of this information might be harmful to the company and provide unjustified benefits to our competitors. Signed: Printed name: Amy Tan Title: Safety system engineer Company Name: Dongguan Huicheng intelligent technology Co., LTD Date: 03/27/2026

DATE : 03/27/2026 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2BFFA-G200P0 Product Name: intelligent sweeping machine Request for Short-Term Confidentiality Pursuant to Sections 0.457 and 0.459 of the commission rules, and in accordance with the FCC Public notice dated June 15, 2004 (DA 04-1705), we hereby request short-term confidentiality for the following items prior to marketing the device.:  Test Setup Photos  External Photos  Internal Photos  User Manual The applicant requests the exhibits selected above as short term confidential be withheld from public view for a period of 180 days from the date of the Grant of Equipment Authorization and prior to marketing. This is to avoid premature release of sensitive information prior to marketing or release of the product to the public. Signed: Printed name: Amy Tan Title: Safety system engineer Company Name: Dongguan Huicheng intelligent technology Co., LTD Date: 03/27/2026

Dongguan Huicheng intelligent technology Co., LTD Declaration on Model Differences We, Dongguan Huicheng intelligent technology Co., LTD Room 101, No. 13, Jinling Road, Jinhe, Zhangmutou Town, Dongguan City, Guangdong Province, China Declare that the following product(s): Product Name: intelligent sweeping machine Model No.: G200P0, G100X0, G101X0, G102X0, G200C0, G200A0, G200X0, G200WO, J10, J10 Pro, Y10, Y10 Pro, P10, E10S, E11S, E12S, E13S, E14S, S2 Max, S2 Pro, BG750, BG800Pro, EV3320, EV3330, EV3350RL, E6-01, E6, E6-02, E6-03, E6- 04, E6-05, E6-06, E6-07, E6-08, E6-09, E6-10, 860T, 870T, 880T, W8, W8 Series, W8 PRO, WR8, WV8, Cleanova W8 FCC ID: 2BFFA-G200P0 All models are same with electrical parameters and internal circuit structure, but only differ in appearance color, panel texture, button color & size, model name and battery model. Therefore, the (G200P0) model will be the primary test model. The manufacturer would take all the responsibilities for the above product(s). For and on behalf of Dongguan City, Guangdong Province, China Authorized person Location Name: Amy Tan Position: Safety system engineer Date of issue: 2026-04-0 1 *I hereby declare that I am entitled to sign on behalf of the applicant and that the information supplied is correct and complete.

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RF EXPOSURE EVALUATION According to FCC 1.1310: 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 KDB 447498 D01 V06 and §1.1307(b) CFR Title 47 §2.1091(b): (b) For purposes of this section, a mobile device is defined as a transmitting device designed to be used in other than fixed locations and to generally be used in such a way that a separation distance of at least 20 centimeters is normally maintained between the transmitter’s radiating structure(s) and the body of the user or nearby persons. FCC ID: 2BFFA-G200P0 EUT Specification EUT intelligent sweeping machine Frequency band (Operating) WLAN: 2.412GHz ~ 2.462GHz WLAN: 5.18GHz ~ 5.24GHz WLAN: 5.745GHz ~ 5.825GHz Others: 2.402GHz~2.480GHz BT NFC: 13.56MHz RFID: 125kHz Device category Portable (<20cm separation) Mobile (>20cm separation) Others ___ Exposure classification Occupational/Controlled exposure (S = 5mW/cm2) General Population/Uncontrolled exposure (S=1mW/cm2) Antenna diversity Single antenna Multiple antennas Tx diversity Rx diversity Tx/Rx diversity Evaluation applied MPE Evaluation SAR Evaluation Limits for Maximum Permissible Exposure(MPE) Note: Emissions between 100 kHz to 300 kHz should be assessed versus the limits at 300 kHz in Table 1 of Section 1.1310: 614 V/m and 1.63 A/m.AKDB inquiry is required to determine the applicable exposure limits below 100 kHz. Friis transmission formula: Pd=(Pout*G)\(4*pi*R2) Where Pd= Power density in mW/cm 2 Pout=output power to antenna in Mw G= gain of antenna in linear scale Pi=3.1416 R= distance between observation point and center of the radiator in cm Pd the limit of MPE, 1mW/cm2. If we know the maximum gain of the antenna and total power input to the antenna, through the calculation, we will know the distance where the MPE limit is reached. Measurement Result BT worst case: Operating Mode Channel Frequency Measured Power Tune up tolerance Max. Tune up Power Antenna Gain Power density at 20cm Power density Limits (mW/cm 2 ) (MHz) (dBm) (dBm) (dBm) (dBi) (mW/ cm 2 ) 8DPSK 2480 0.72 0.72±1 1.72 2.54 0.0005 1 BLE worst case: Operating Mode Channel Frequency Measured Power Tune up tolerance Max. Tune up Power Antenna Gain Power density at 20cm Power density Limits (mW/cm 2 ) (MHz) (dBm) (dBm) (dBm) (dBi) (mW/ cm 2 ) 1M 2480 -2.64 -2.64±1 -1.64 2.54 0.0002 1 2.4G WiFi worst case: Operating Mode Channel Frequency Measured Power Tune up tolerance Max. Tune up Power Antenna Gain Power density at 20cm Power density Limits (mW/cm 2 ) (MHz) (dBm) (dBm) (dBm) (dBi) (mW/ cm 2 ) 802.11n (HT20) 2462 15.52 15.52±1 16.52 2.54 0.0160 1 Note: BT and 2.4 GHz Wi-Fi cannot support simultaneous transmission. Test Result: Pass

TEST REPORT Report No.: 8427EU012606W1 Applicant: Dongguan Huicheng intelligent technology Co., LTD Address: Room 101, No. 13, Jinling Road, Jinhe, Zhangmutou Town, Dongguan City, Guangdong Province, China Product Name: intelligent sweeping machine Model No.: G200P0 (refer to clause 2.4) Trademark: N/A FCC ID: 2BFFA-G200P0 Test Standard(s): 47 CFR Part 15.247 Test Result: Pass Date of Receipt: Jan. 26, 2026 Test Date: Feb. 24, 2026 - Mar. 16, 2026 Date of Issue: Mar. 24, 2026 ISSUED BY: SHENZHEN EU TESTING LABORATORY LIMITED Prepared by: Reviewed and Approved by: Landon Qiu/ Engineer Sally Zhang/ Manager Page 2 of 121 Report No.: 8427EU012606W1 TRF Version: A01 Revision Record Report Version Issued Date Description Status V0 Mar. 24, 2026 Original Valid Page 3 of 121 Report No.: 8427EU012606W1 TRF Version: A01 Table of Contents 1 COVER PAGE .................................................................................................................................. 1 2 GENERAL INFORMATION ....................................................................................................................... 5 2.1 APPLICANT INFORMATION .................................................................................................................. 5 2.2 MANUFACTURER INFORMATION .......................................................................................................... 5 2.3 FACTORY INFORMATION ..................................................................................................................... 5 2.4 GENERAL DESCRIPTION OF E.U.T. ..................................................................................................... 5 2.5 TECHNICAL INFORMATION OF E.U.T. ................................................................................................... 7 3 TEST SUMMARY ...................................................................................................................................... 8 3.1 TEST STANDARD ............................................................................................................................... 8 3.2 TEST VERDICT ................................................................................................................................... 8 3.3 TEST LABORATORY ........................................................................................................................... 9 4 TEST CONFIGURATION ........................................................................................................................ 10 4.1 TEST ENVIRONMENT ........................................................................................................................ 10 4.2 TEST EQUIPMENT ............................................................................................................................ 10 4.3 DESCRIPTION OF SUPPORT UNIT ...................................................................................................... 12 4.4 TEST MODE .................................................................................................................................... 12 4.5 DESCRIPTION OF CALCULATION ....................................................................................................... 12 4.5.1 Field Strength Calculation ........................................................................................... 12 4.5.2 Disturbance Calculation ............................................................................................... 12 4.6 MEASUREMENT UNCERTAINTY ......................................................................................................... 13 4.7 DEVIATION FROM STANDARDS .......................................................................................................... 13 4.8 ABNORMALITIES FROM STANDARD CONDITION.................................................................................. 13 5 EVALUATION RESULTS (EVALUATION) .............................................................................................. 14 5.1 ANTENNA REQUIREMENT .................................................................................................................. 14 5.1.1 Test Specification ......................................................................................................... 14 5.1.2 Test Data ...................................................................................................................... 14 6 RADIO SPECTRUM MATTER TEST RESULTS (RF) ............................................................................ 15 6.1 CONDUCTED EMISSION AT AC POWER LINE ...................................................................................... 15 6.1.1 Test Specification ......................................................................................................... 15 6.1.2 E.U.T. Operation .......................................................................................................... 15 6.1.3 Test Setup Diagram ..................................................................................................... 15 6.1.4 Test Data ...................................................................................................................... 16 6.2 20DB BANDWIDTH........................................................................................................................... 23 6.2.1 Test Specification ......................................................................................................... 23 6.2.2 E.U.T. Operation .......................................................................................................... 23 6.2.3 Test Setup Diagram ..................................................................................................... 24 6.2.4 Test Data ...................................................................................................................... 24 6.3 MAXIMUM CONDUCTED OUTPUT POWER .…

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AntennaSpecification Manufacture：TUYA Product Name： WBR3 Antenna Antenna Type：PCB Antenna Gain(Peak):2.54dBi Test Date：2019.05.20 Tested by ：Long Wang Approved by：Licco Content 1.GeneralDescription.................................................................................1 2.TestConfigurations...................................................................................2 2.1TestEnvironment............................................................................2 2.2TestEquipment...............................................................................2 2.3TestPrinciple...................................................................................2 3.TestResults..............................................................................................3 3.1GainandEfficiency..........................................................................3 3.2RadiationPattern............................................................................4 4.AntennaDimensions................................................................................6 5.EUTPhoto................................................................................................6 6.TestSetupPhoto......................................................................................7 1 1.GeneralDescription ManufacturerHangzhouTuyaInformationTechnologyCo.,Ltd Address Room701,Building3,MoreCenter,No.87GuDunRoad, Hangzhou,Zhejiang,China TestLocation Room106,Building3,LetongSciencePark,No.500, QiuyiRoad,BinjiangDistrict,Hangzhou ProductNameWBR3Antenna Productmodel WBR3 AntennaType PCBAntenna TestItems Gain;Efficiency;RadiationPattern TestFrequency 2400-2500MHz TestStandard ANSI/IEEEStd149-1979 2 2.TestConfigurations 2.1TestEnvironment Temperature(°C)25 Humidity(%RH)60 AtmosphericPressure(kPa)100.5 2.2TestEquipment TestSystemTEM24Multi-probeMicrowaveChamber TestInstrumentAgilentE5071B 2.3TestPrinciple 3 3.TestResults 3.1GainandEfficiency Frequency(MHz)PeakGain(dBi)Efficiency(%) 2400 1.6252.29 2410 1.7152.17 2420 1.9353.14 2430 1.9854.16 2440 2.0057.62 2450 2.1759.64 2460 2.4561.55 2470 2.3860.64 2480 2.5462.86 2490 2.3059.85 2500 2.4960.41 4 3.2RadiationPattern Phi02D Phi902D 5 Theta902D 2480MHz3D 6 4.AntennaDimensions 5.EUTPhoto 7 6.TestSetupPhoto