2BKON-SF101Aroma diffuser

Guangzhou ZhiGan YuanDong Technology Co., Ltd 2.911 (d)(5)(i) Equipment Type Attestation v1.2 Section 2.911(d)(5)(i) Certification – Equipment Type Company name: Guangzhou ZhiGan YuanDong Technology Co., Ltd Address: Room 102, Building 2, No. 4, 3rd Street, Yinping Road, Shatou Subdistrict, Panyu District, Guangzhou City, 511400 China Product Name: Aroma diffuser FCC ID: 2BKON-SF101 Model(s):SF101, SF102, SF103, SF104, SF101S, SF102S, SF103S, SF201, SF202, SF201S, SF202S, SF301, SF302, SF301S, SF601, SF801, SF802, SF801S 2.911(d)(5)(i) Equipment Type We, [Guangzhou ZhiGan YuanDong Technology Co., Ltd] (“the applicant”) certify that the equipment for which authorization is sought through certification is not:  Prohibited from receiving an equipment authorization pursuant to § 2.903; of the FCC rules.  Identified as an equipment type in the “Covered List” NOTE 1 Yours sincerely, Name: Peng Bo Date: Sept. 18, 2024 Title: CEO Company name: Guangzhou ZhiGan YuanDong Technology Co., Ltd Signature: NOTE 1 “Covered List ”; is the List of Equipment and Services Covered By Section 2 of The Secure Networks Act, available at https://www.fcc.gov/supplychain/coveredlist References; 1) 986446 D01 Covered Equipment v01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2) Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

Guangzhou ZhiGan YuanDong Technology Co., Ltd 2.911 (d)(5)(ii) Applicant Attestation v1.3 Section 2.911(d)(5)(ii) Certification – Applicant (Covered List ) Company name: Guangzhou ZhiGan YuanDong Technology Co., Ltd Address: Room 102, Building 2, No. 4, 3rd Street, Yinping Road, Shatou Subdistrict, Panyu District, Guangzhou City, 511400 China Product Name: Aroma diffuser FCC ID: 2BKON-SF101 Model(s):SF101, SF102, SF103, SF104, SF101S, SF102S, SF103S, SF201, SF202, SF201S, SF202S, SF301, SF302, SF301S, SF601, SF801, SF802, SF801S 2.911(d)(5)(ii) Applicant filing We, [Guangzhou ZhiGan YuanDong Technology Co., Ltd] (“the applicant”) certify that, as of the date of the filing of the application, the applicant is not identified NOTE 1 on the “Covered List” NOTE 2 , established pursuant to §1.50002 of this chapter, as an entity producing covered communications equipment. Yours sincerely, Name: Peng Bo Date: Sept. 18, 2024 Title: CEO Company name: Guangzhou ZhiGan YuanDong Technology Co., Ltd Signature: NOTE 1 Delete option not applicable to this application. NOTE 2 “Covered List ”; is the List of Equipment and Services Covered By Section 2 of The Secure Networks Act, available at https://www.fcc.gov/supplychain/coveredlist References; 1) 986446 D01 Covered Equipment v01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2) Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

Guangzhou ZhiGan YuanDong Technology Co., Ltd 2.911 (d)(7)USA Agentv1.3 Section 2.911(d)(7) USA Agent for Service of Process Company name: Guangzhou ZhiGan YuanDong Technology Co., Ltd Address: Room 102, Building 2, No. 4, 3rd Street, Yinping Road, Shatou Subdistrict, Panyu District, Guangzhou City, 511400 China Product Name: Aroma diffuser FCC ID: 2BKON-SF101 Model(s):SF101, SF102, SF103, SF104, SF101S, SF102S, SF103S, SF201, SF202, SF201S, SF202S, SF301, SF302, SF301S, SF601, SF801, SF802, SF801S 2.911(d)(7) USA Designated Agent for Service of Process We, [Guangzhou ZhiGan YuanDong Technology Co., Ltd] (“the applicant”) designate [USA MEIHUA TRADING INC] NOTE1 for the purpose of accepting service of process on behalf of the applicant. Applicant consent:We Acknowledgeour consent to accept service of process in the United States for matters related to the applicable equipment, and at the physical U.S. address and email address of the designated agent and acknowledgeour acceptance of our obligation to maintain an agent for service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. Agent obligation:We Acknowledgeourobligation to accept service of process in the United States for matters related to the applicable equipment at our physical U.S. address and email addressfor no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. Guangzhou ZhiGan YuanDong Technology Co., Ltd 2.911 (d)(7)USA Agentv1.3 USA Agent Company Name: USA MEIHUA TRADING INC FRN: 0033406166 Contact Name: Harley Quinn Address: 5379 Pine Valley Ct Boulder CO 80301 United States Telephone No: 1-312-363-9424 Applicant Company name: Guangzhou ZhiGan YuanDong Technology Co., Ltd Address: Room 102, Building 2, No. 4, 3rd Street, Yinping Road, Shatou Subdistrict, Panyu District, Guangzhou City, 511400 China FCC Registration Number (FRN): 0035882703 FCC Grantee Code: 2BKON Contact Name: Peng Bo Telephone No: 18588457171 Email: [email protected] Signature: Title: manager Signature: Title: CEO Date:2024.09.10 Date: Sept. 18, 2024 NOTE 1: An applicant located in the United States may designate itself as the agent for service of process. Reference;Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-nation al-security-threats-to-the-communications-supply-chain-through-the

Guangzhou ZhiGan YuanDong Technology Co., Ltd Agent Authorization Company: Guangzhou ZhiGan YuanDong Technology Co., Ltd Address: Room 102, Building 2, No. 4, 3rd Street, Yinping Road, Shatou Subdistrict, Panyu District, Guangzhou City, 511400 China Product Name: Aroma diffuser Model Number(s): SF101, SF102, SF103, SF104, SF101S, SF102S, SF103S, SF201, SF202, SF201S, SF202S, SF301, SF302, SF301S, SF601, SF801, SF802, SF801S Product Description: Aroma diffuser We authorize MiCOM Labs Inc., 575 Boulder Court, Pleasanton, California 94566, USA, to act on our behalf on all matters concerning the certification of above named equipment. We declare that MiCOM Labs Inc. is allowed to forward all information related to the approval and certification of equipment to the regulatory agencies as required and to discuss any issues concerning the approval application. Any and all acts carried out by MiCOM Labs on our behalf shall have the same effect as acts of our own. Signature: Date: Sept. 18, 2024 Name: Peng Bo Title: CEO Company: Guangzhou ZhiGan YuanDong Technology Co., Ltd

Guangzhou ZhiGan YuanDong Technology Co., Ltd Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: Sept. 18, 2024 Subject; Request for Confidentiality FCC ID: 2BKON-SF101 To Whom It May Concern, Pursuant to the provisions of the Commission’s rules Title 47 Sections §0.457 and §0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Parts List Operational Description Tune-up Procedure In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR §2.803 and the importation rules in Title 47 CFR §2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s); External Photos Test Setup Photos Internal Photos User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuant to KDB 726920 D01. It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Peng Bo Title: CEO

Guangzhou ZhiGan YuanDong Technology Co., Ltd Model Difference Declaration To Whom It May Concern, We, Guangzhou ZhiGan YuanDong Technology Co., Ltd (Aroma diffuser); Trade Mark: N/A, Model Number: SF101, SF102, SF103, SF104, SF101S, SF102S, SF103S, SF201, SF202, SF201S, SF202S, SF301, SF302, SF301S, SF601, SF801, SF802, SF801S; All model’s the function, software and electric circuit are the same, only with a model named different. Test sample model: SF101. Please contact me if you have any question. Signature: Date: Sept. 18, 2024 Name: Peng Bo Title: Manager

FCC ID LABEL: Ca. 10mm x 20mm Label Location FCC ID: 2BKON-SF101

MPE ESTIMATION FCC ID: 2BKON-SF101 1, Limit for General Population/ Uncontrolled Exposures Frequency Power density (mW/ cm 2 ) Averaging time(minutes) 300MHz----1.5GHz F/1500 30 1.5GHz---100GHz 1.0 30 2, Estimation Result For WIFI: Mode Max PK Output Power(dBm) Tune Up Power(dBm) Max Tune Up Power(mW) Antenna Gain(dBi) Antenna Gain (linear) MPE (mW/cm²) 2.4G WIFI 11.88 11±1(12) 15.85 2.54 1.795 0.00566 Note: Note: The estimation distance is 20cm Note: PK Output power= conducted power. Conducted power see the test report HK2408054365-E, 2.4Gantenna gain=2.54dBi. when the minimum test separation distance is >20 cm, a distance of 20 cm is applied to determine RF Exposure test exclusion. The test exclusion threshold is 0.00566 which is< 1.0, RF Exposure testing is not required. -------The End-------

AntennaSpecification Manufacture：TUYA ProductName：WBR3Antenna AntennaType：PCB TestDate：2019.05.20 Testedby：LongWang Approvedby：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

Page 1 of 62 Report No.: HK2408054365-E FCC Test Report Test report On Behalf of Guangzhou ZhiGan YuanDong Technology Co., Ltd For Aroma diffuser Model No.: SF101, SF102, SF103, SF104, SF101S, SF102S, SF103S, SF201, SF202, SF201S, SF202S, SF301, SF302, SF301S, SF601, SF801, SF802, SF801S FCC ID: 2BKON-SF101 Prepared For : Guangzhou ZhiGan YuanDong Technology Co., Ltd Room 102, Building 2, No. 4, 3rd Street, Yinping Road, Shatou Subdistrict, Panyu District, Guangzhou City, 511400 China Prepared By : Shenzhen HUAK Testing Technology Co., Ltd. 1-2/F., Building B2, Junfeng Zhongcheng Zhizao Innovation Park, Heping, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Date of Test: Aug. 05, 2024 ~ Aug.19, 2024 Date of Report: Aug.19, 2024 Report Number: HK2408054365-E Applican Address . Manufac t Address . Product d Trade Ma Product n Model an d Standard This publi the Shen source o f and will reproduc e Date of Te Date (s) o Date of Is Test Resu t’s name ... .................. turer's Nam .................. description rk ................ ame ............ d/or type re ds ............... ication may zhen HUA fthe materi not assu m ed material est ............. of performan ssue ............ ult ................ Te s Te c Aut ............... : ............... : me ........... : ............... : n ................. : ................. : eference ... : ............... : y be reprod K Testing T al. Shenzhe me liability due to its p .................. nce of tests .................. .................. sting Engine chnical Man thorized Sig Test Re Guangzho Room 102 Subdistrict Zhongsha AB Area, Yuxing In Huoju De 528437C SenseFlo w Aroma diff SF101, SF SF201, SF SF601, SF FCC Rules ANSI C63. uced in wh Technology en HUAK T for damag placement a ............. : ............. : ............. : ............. : eer : nager : gnatory : Page 2 of sult Cert ou ZhiGan Y 2, Building 2 t, Panyu Dis n Style Elec 4th floor, N dustrial Pa velopment China w fuser F102, SF10 F202, SF20 F801, SF80 s and Regu .10: 2013 ole or in p a y Co., Ltd. Testing Tech ges resultin and context. Aug. 05, 20 Aug.19, 202 Pass f62 tification YuanDong T 2, No. 4, 3rd strict, Guan ctric Applian North build ark, No.50, t district, Z 3, SF104, S 1S, SF202S 2, SF801S lations Part art for non-c is acknow hnology Co ng from the 24 ~ Aug.19 24 (Len Liao (Sliver Wa (Jason Zh o Report n Technology d Street, Yin ngzhou City, nces Techno ding, Works Yanjiang Zhongshan SF101S, SF S, SF301, S 15 Subpart commercia wledged as o., Ltd. take e reader's 9, 2024 o) an) ou) No.: HK240 Co., Ltd nping Road, , 511400 Ch ology Co.,L shop buildi East 4th R city, Guan F102S, SF1 SF302, SF3 t C Section l purposes copyright o es no respo interpreta t 08054365-E , Shatou hina Ltd ing NO.1, Road, ngdong, 03S, 301S, 15.247 as long as owner and nsibility for tion of the Page 3 of 62 Report No.: HK2408054365-E Table of Contents 1. Test Result Summary ............................................................................... 5 1.1. Test Procedures and Results ........................................................................................................... 5 1.2. Information of the Test Laboratory ................................................................................................. 5 1.3. Measurement Uncertainty ................................................................................................................ 6 2. EUT Description ........................................................................................ 7 2.1. General Description of EUT ............................................................................................................. 7 2.2. Carrier Frequency of Channels ........................................................................................................ 8 2.3. Operation of EUT During Testing .................................................................................................... 8 2.4. Description of Test Setup ................................................................................................................. 9 2.5. Description of Support Units ......................................................................................................... 10 3. Genera Information ................................................................................. 11 3.1. Test Environment and Mode .......................................................................................................... 11 4. Test Results and Measurement Data .................................................... 13 4.1. Conducted Emission ....................................................................................................................... 13 4.2. Test Result ....................................................................................................................................... 15 4.3. Maximum Conducted Output Power ............................................................................................. 17 4.4. Emission Bandwidth ....................................................................................................................... 19 4.5. Power Spectral Density .................................................................................................................. 24 4.6. Conducted Band Edge and Spurious Emission Measurement .................................................. 30 4.7. Radiated Spurious Emission Measurement ................................................................................. 38 4.8. Antenna Requirement ..................................................................................................................... 59 5. Photograph of Test ................................................................................. 60 6. Photos of the EUT ................................................................................... 62 Page 4 of 62 Report No.: HK2408054365-E ** Modified History…

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