2A9IA-24SAEDTubular motor

Changzhou Yooksmart Innovation Co.,Ltd 1F, Building 6C, No. 8 Xihu Road Jintong Industrial Park, Changzhou, 213000, China To: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 07-03-2024 Ref: Attestation Statements Part 2.911(d)(7) Filing FCC ID: 2A9IA-24SAED [Changzhou Yooksmart Innovation Co.,Ltd] (“the applicant”) certifies that, as of the date of the filing of the application, (Avatark Global Inc) is our designated U.S. agent for service of process for the above referenced FCC ID. [Changzhou Yooksmart Innovation Co.,Ltd] 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. (Avatark Global Inc) accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for the above referenced FCC ID. Designated U.S. Agent Information: FRN: 0035788975 Name: Avatark Global Inc Address: 4699 Old Ironsides Drive Suite 290, Santa Clara, CA, 95054 Contact Person: Vicky Yin Tel.: 669 249 2196 Email: [email protected] Sincerely, [Insert U.S. agent company name] Avatark Global Inc (U.S. agent company name printed name) Vicky yin (U.S. agent company name signature) [Insert applicant name] Changzhou Yooksmart Innovation Co.,Ltd (Applicant printed name) Jereme Lau (Applicant signature)

Changzhou Yooksmart Innovation Co.,Ltd 1F, Building 6C, No. 8 Xihu Road Jintong Industrial Park, Changzhou, 213000, China Date: 03-07-2024 To: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Ref: Attestation Statements Part 2.911(d)(5)(i) and Part 2.911(d)(5)(ii) Filing Re. KDB 986446 D01 FCC ID: (2A9IA-24SAED) Dear Sir or Madam, [Changzhou Yooksmart Innovation 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. We also certify that, Changzhou Yooksmart Innovation 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 an entity producing “covered” equipment. If you have any questions, please contact us. Sincerely, Contact name: Jereme Lau Company name: Changzhou Yooksmart Innovation Co.,Ltd Address: 1F, Building 6C, No. 8 Xihu Road Jintong International Industrial Park, Changzhou, China E-mail: [email protected] Tel: 18018200030

Changzhou Yooksmart Innovation Co.,Ltd 1F, Building 6C, No. 8 Xihu Road Jintong Industrial Park, Changzhou, 213000, China DECLARATION Here we declare the Zigbee antenna type of Tubular motor are Line antenna, as disabled the original antenna by physically broken circuit. Company Name: Changzhou Yooksmart Innovation Co.,Ltd Company officer: Jereme Lau Signature: Email: [email protected] Data: 07/24/2024

Changzhou Yooksmart Innovation Co.,Ltd 1F, Building 6C, No. 8 Xihu Road Jintong Industrial Park, Changzhou, 213000, China Date (03/07/2024) TUV SUD BABT UNLIMITED TCB Octagon House, Segensworth North, Fareham, Hampshire, PO15 5RL, United Kingdom Dear Sir or Madam, We, (Changzhou Yooksmart Innovation Co.,Ltd 1F, Building 6C, No. 8 Xihu Road Jintong International Industrial Park, Changzhou, China), hereby authorize Wenqiang LU from TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch 3-13, No.151 Heng Tong Road Shanghai 201108 P.R. China to act as our agent in all matters relating to applications for equipment authorization, including the signing of all documents relating to these matters. This authorization expires on (03/07/2025). Sincerely, Company Officer: Jereme Lau Telephone Number: 18018200030 Email: [email protected]

Changzhou Yooksmart Innovation Co.,Ltd 1F, Building 6C, No. 8 Xihu Road Jintong Industrial Park, Changzhou, 213000, China Date: 03/07/2024 TUV SUD BABT UNLIMITED TCB Octagon House, Segensworth North, Fareham, Hampshire, PO15 5RL, United Kingdom Confidentiality Request FCC ID: 2A9IA-24SAED Pursuant to Sections 0.457(d)(1)(ii) and 0.459 of the Commission’s Rules, (Changzhou Yooksmart Innovation Co.,Ltd) hereby requests permanent confidential treatment of information accompanying this application as outlined below: [Common exhibits for which confidentiality is requested are:] Schematics Block Diagrams Theory of Operation PCB layout (Changzhou Yooksmart Innovation Co.,Ltd) also hereby requests short-term confidential treatment of information accompanying this application as outlined below for a period of 180 days: [Common exhibits for which short-term confidentiality is requested are:} Internal Photos User Manual Test Set-up Photographs The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to the Applicant and provide unjustified benefits to its competitors. The Applicant understands that pursuant to Rule 0.457(d)(1)(ii), disclosure of this Application and all accompanying materials will not be made before the date of the Grant for this Application. Yours sincerely, Company Officer: Jereme Lau Telephone Number: 18018200030 Email: [email protected]

Changzhou Yooksmart Innovation Co.,Ltd 1F, Building 6C, No. 8 Xihu Road Jintong Industrial Park, Changzhou, 213000, China Date: 2024-07-03 To: Federal Communications Commission 7435 Oakland Mills Road Columbia MD FCC ID: 2A9IA-24SAED To Whom It May Concern: This letter is to ascertain that Changzhou Yooksmart Innovation Co.,Ltd Product name: DC tubular motor, Model: YKV24SAED-DB-Z, YKV24SAED-HB-Z has been the units used for conducting FCC compliance testing, the SDoC part will be tested by FCC recognized test lab. If you have any question or concerns, please contact us. Sincerely, Company name: Changzhou Yooksmart Innovation Co.,Ltd Address: 1F, Building 6C, No. 8 Xihu Road Jintong International Industrial Park, Changzhou, China E-mail: [email protected] Tel: 18018200030

Changzhou Yooksmart Innovation Co.,Ltd 1F, Building 6C, No. 8 Xihu Road Jintong Industrial Park, Changzhou, 213000, China Product Differentiation Statement Our company offers two models of motor equipment as follows: We assure that the wireless components of both models are completely identical, with only slight differences in PCB and structural appearance. The differences mainly include: Number of Aluminum Body Apertures Length of Aluminum Body Structure of Driver Uint： Company: Changzhou Yooksmart Innovation Co.,Ltd Contact Person: Jereme Lau Tel.: 18018200030 Email: [email protected] Data: 07/24/2024

Changzhou Yooksmart Innovation Co.,Ltd 1F, Building 6C, No. 8 Xihu Road Jintong Industrial Park, Changzhou, 213000, China Product Interface Statement Our company offers two models of motor equipment as follows: We assure that the output Interface on both sides of the two models are functionally identical, and only one side's output Interface will be used at any given time. Company: Changzhou Yooksmart Innovation Co.,Ltd Contact Person: Jereme Lau Tel.: 18018200030 Email: [email protected] Data: 07/24/2024

External Photos Documentation Manufacturer: Changzhou Yooksmart Innovation Co.,Ltd Product: Tubular motor Model: YKV24SAED-DB-Z FCC ID: 2A9IA-24SAED IC: 32635-24SAED Page 1 of 7 External Photos Documentation Manufacturer: Changzhou Yooksmart Innovation Co.,Ltd Product: Tubular motor Model: YKV24SAED-DB-Z FCC ID: 2A9IA-24SAED IC: 32635-24SAED Page 2 of 7 External Photos Documentation Manufacturer: Changzhou Yooksmart Innovation Co.,Ltd Product: Tubular motor Model: YKV24SAED-DB-Z FCC ID: 2A9IA-24SAED IC: 32635-24SAED Page 3 of 7 External Photos Documentation Manufacturer: Changzhou Yooksmart Innovation Co.,Ltd Product: Tubular motor Model: YKV24SAED-DB-Z FCC ID: 2A9IA-24SAED IC: 32635-24SAED Page 4 of 7 External Photos Documentation Manufacturer: Changzhou Yooksmart Innovation Co.,Ltd Product: Tubular motor Model: YKV24SAED-DB-Z FCC ID: 2A9IA-24SAED IC: 32635-24SAED Page 5 of 7 External Photos Documentation Manufacturer: Changzhou Yooksmart Innovation Co.,Ltd Product: Tubular motor Model: YKV24SAED-DB-Z FCC ID: 2A9IA-24SAED IC: 32635-24SAED Page 6 of 7 External Photos Documentation Manufacturer: Changzhou Yooksmart Innovation Co.,Ltd Product: Tubular motor Model: YKV24SAED-DB-Z FCC ID: 2A9IA-24SAED IC: 32635-24SAED Page 7 of 7

External Photos Documentation Manufacturer: Changzhou Yooksmart Innovation Co.,Ltd Product: Tubular motor Model: YKV24SAED-HB-Z FCC ID: 2A9IA-24SAED IC: 32635-24SAED Page 1 of 7 External Photos Documentation Manufacturer: Changzhou Yooksmart Innovation Co.,Ltd Product: Tubular motor Model: YKV24SAED-HB-Z FCC ID: 2A9IA-24SAED IC: 32635-24SAED Page 2 of 7 External Photos Documentation Manufacturer: Changzhou Yooksmart Innovation Co.,Ltd Product: Tubular motor Model: YKV24SAED-HB-Z FCC ID: 2A9IA-24SAED IC: 32635-24SAED Page 3 of 7 External Photos Documentation Manufacturer: Changzhou Yooksmart Innovation Co.,Ltd Product: Tubular motor Model: YKV24SAED-HB-Z FCC ID: 2A9IA-24SAED IC: 32635-24SAED Page 4 of 7 External Photos Documentation Manufacturer: Changzhou Yooksmart Innovation Co.,Ltd Product: Tubular motor Model: YKV24SAED-HB-Z FCC ID: 2A9IA-24SAED IC: 32635-24SAED Page 5 of 7 External Photos Documentation Manufacturer: Changzhou Yooksmart Innovation Co.,Ltd Product: Tubular motor Model: YKV24SAED-HB-Z FCC ID: 2A9IA-24SAED IC: 32635-24SAED Page 6 of 7 External Photos Documentation Manufacturer: Changzhou Yooksmart Innovation Co.,Ltd Product: Tubular motor Model: YKV24SAED-HB-Z FCC ID: 2A9IA-24SAED IC: 32635-24SAED Page 7 of 7

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Report No: 709502400827-00B EMC_SHA_F_R_02.06E TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch 3-13, No.151, Heng Tong Road, Shanghai, 200070, P.R. China Phone: +86 21 61410123, Fax:+86 21 61408600 Page 1 of 2 Rev. 20.00 MPE Calculation Applicant: Changzhou Yooksmart Innovation Co.,Ltd Address: 1F, Building 6C, No. 8 Xihu Road Jintong Industrial Park, Changzhou, 213000, China Product: Tubular motor FCC ID: 2A9IA-24SAED Model No.: YKV24SAED-DB-Z, YKV24SAED-HB-Z Reference RF report # 709502400827-00A According to subpart 15.247(i) and subpart §1.1307(b)(1), systems operating under the provisions of this section shall be operated in a manner that ensures that the public is not exposed to radio frequency energy level in excess of the Commission’s guidelines. Limits for Maximum Permissible Exposure (MPE) (§1.1310, §2.1091) (B) Limits for General Population/Uncontrolled Exposure Frequency Range (MHz) Electric Field Strength (V/m) Magnetic Field Strength (A/m) Power Density (mW/cm 2 ) Averaging Time (minutes) 0.3–1.34 614 1.63 *(100) 30 1.34–30 824/f 2.19/f *(180/f²) 30 30–300 27.5 0.073 0.2 30 300–1,500 / / f/1500 30 1,500–100,000 / / 1.0 30 f = frequency in MHz; * = Plane-wave equivalent power density; According to §1.1310 and §2.1091 RF exposure is calculated. Calculated Formulary: Predication of MPE limit at a given distance S = PG/4πR² = power density (in appropriate units, e.g. mW/cm 2 ); P = power input to the antenna (in appropriate units, e.g., mW); G = power gain of the antenna in the direction of interest relative to an isotropic radiator, the power gain factor, is normally numeric gain; R = distance to the center of radiation of the antenna (appropriate units, e.g., cm); Report No: 709502400827-00B EMC_SHA_F_R_02.06E TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch 3-13, No.151, Heng Tong Road, Shanghai, 200070, P.R. China Phone: +86 21 61410123, Fax:+86 21 61408600 Page 2 of 2 Rev. 20.00 Calculated Data: Ceramic Antenna For 2.4GHz Zigbee (Report number: 709502400827-00A) Maximum peak output power at antenna input terminal (dBm): 7.31 Maximum peak output power at antenna input terminal (mW): 5.38 Prediction distance (cm): 20 Antenna Gain, typical (dBi): 1.3503 Maximum Antenna Gain (numeric): 1.3647 The worst case is power density at predication frequency at 20 cm (mW/cm 2 ): 0.00146 MPE limit for general population exposure at prediction frequency (mW/cm 2 ): 1.00 The max power density 0.00146 (mW/cm 2 ) < 1 (mW/cm 2 ) Result: Compliant - TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch Reviewed by: Prepared by: Tested by: _____________________ _____________________ ______________________ Hui TONG Wenqiang LU Tianji XU EMC Section Manager EMC Project Engineer EMC Test Engineer Date: 07-18, 2024 Date: 07-18, 2024 Date: 07-18, 2024

Manufacture：Shenzhen Love Palladium Technology LTD Product Name：2.4GHz Antenna Test Date：2024.7.3 A ntenna Sp e cifica t i on Content 1.General Description................................................................................. 1 2.Test Configurations...................................................................................2 2.1 Test Environment............................................................................ 2 2.2 Test Equipment............................................................................... 2 2.3 Test Principle...................................................................................2 3.Test Results.............................................................................................. 3 3.1 Gain and Efficiency..........................................................................3 3.2 Radiation Pattern............................................................................ 4 4.Antenna Dimensions................................................................................6 1 1.General Description Manufacturer Shenzhen Love Palladium Technology LTD Address No. 232 Baoshi East Road, Guantian Community, Shiyan Street, Bao'an District, Shenzhen,China Product Name 2.4GHz Antenna Test Items Gain; Efficiency; Radiation Pattern Test Frequency 2400-2500MHz Test Standard ANSI/IEEE Std 149-1979 2 2.Test Configurations 2.1 Test Environment Temperature (°C)25 Humidity (%RH)60 Atmospheric Pressure (kPa)100.5 2.2 Test Equipment Test SystemTEM 24 Multi-probe Microwave Chamber Test InstrumentAgilent E5071B 2.3 Test Principle 3 3.Test Results 3.1 Gain and Efficiency Frequency (MHz)Peak Gain (dBi)Efficiency (%) 2400 0.746231.9532 24371.3503 33.6049 24831.2892 34.3274 4 3.2 Radiation Pattern Phi 0 2D Phi 90 2D Theta 90 2D 5 2460MHz 3D 4.Antenna Dimensions 6

Report Number: 709502400827-00A EMC_SHA_F_R_02.05E TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch 3-13, No.151, Heng Tong Road, Shanghai, 200070, P.R. China Phone: +86 21 61410123, Fax:+86 21 61408600 Page 1 of 39 Rev. 23.00 FCC/IC - TEST REPORT Report Number : 709502400827-00A Date of Issue: July 31, 2024 Model : YKV24SAED-DB-Z, YKV24SAED-HB-Z Product Type : Tubular motor Applicant : Changzhou Yooksmart Innovation Co.,Ltd Address : 1F, Building 6C, No. 8 Xihu Road Jintong Industrial Park, Changzhou, 213000, China Production Facility : Changzhou Yooksmart Innovation Co.,Ltd Address : 1F, Building 6C, No. 8 Xihu Road Jintong Industrial Park, Changzhou, 213000, China Test Result : ◼ Positive  Negative Total pages including Appendices : 39 TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch is a subcontractor to TÜV SÜD Product Service GmbH according to the principles outlined in ISO 17025. TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch reports apply only to the specific samples tested under stated test conditions. Construction of the actual test samples has been documented. It is the manufacturer's responsibility to assure that additional production units of this model are manufactured with identical electrical and mechanical components. The manufacturer/importer is responsible to the Competent Authorities in Europe for any modifications made to the production units which result in non-compliance to the relevant regulations. TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch shall have no liability for any deductions, inferences or generalizations drawn by the client or others from TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch issued reports. This report is the confidential property of the client. As a mutual protection to our clients, the public and ourselves, extracts from the test report shall not be reproduced except in full without our written approval. Report Number: 709502400827-00A EMC_SHA_F_R_02.10E TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch 3-13, No.151, Heng Tong Road, Shanghai, 200070, P.R. China Phone: +86 21 61410123, Fax:+86 21 61408600 Page 2 of 39 Rev. 23.00 1 Table of Contents 1 Table of Contents .................................................................................................................. 2 2 Details about the Test Laboratory .......................................................................................... 3 3 Description of the Equipment under Test ............................................................................... 4 4 Summary of Test Standards .................................................................................................. 6 5 Summary of Test Results ...................................................................................................... 7 6 General Remarks .................................................................................................................. 8 7 Test Setups ......................................................................................................................... 10 8 Systems test configuration .................................................................................................. 13 9 Technical Requirement ........................................................................................................ 14 9.1 Conducted Emission ..................................................................................................... 14 9.2 Conducted peak output power ...................................................................................... 17 9.3 6dB bandwidth and 99% Occupied Bandwidth ............................................................. 19 9.4 Power spectral density .................................................................................................. 22 9.5 Spurious RF conducted emissions ............................................................................... 24 9.6 Band edge .................................................................................................................... 28 9.7 Spurious radiated emissions for transmitter .................................................................. 31 10 Test Equipment List .......................................................................................................... 36 11 System Measurement Uncertainty ................................................................................... 37 12 Photographs of Test Set-ups ............................................................................................ 38 13 Photographs of EUT ........................................................................................................ 39 Report Number: 709502400827-00A EMC_SHA_F_R_02.10E TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch 3-13, No.151, Heng Tong Road, Shanghai, 200070, P.R. China Phone: +86 21 61410123, Fax:+86 21 61408600 Page 3 of 39 Rev. 23.00 2 Details about the Test Laboratory Details about the Test Laboratory Test Site 1 Company name: TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch No.16 Lane, 1951 Du Hui Road, Shanghai 201108, P.R. China Telephone: +86 21 6141 0123 Fax: +86 21 6140 8600 FCC Registration No.: 820234 FCC Designation Number: CN1183 ISED CAB identifier CN0101 IC Registration No.: 31668 Report Number: 709502400827-00A EMC_SHA_F_R_02.10E TÜV SÜD Certification and Testing (China) Co., Ltd. Shanghai Branch 3-13, No.151, Heng Tong Road, Shanghai, 200070, P.R. China Phone: +86 21 61410123, Fax:+86 21 61408600 Page 4 of 39 Rev. 23.00 3 Description of the Equipment under Test Description of the Equipment Under Test Product: Tubular motor Model no.: YKV24SAED-DB-Z, YKV24SAED-HB-Z PMN: YKV24SAED-DB-Z, YKV24SAED-HB-Z HVIN: YKV24SAED-DB-Z, YKV24SAED-HB-Z FCC ID: 2A9IA-24SAED IC: 32635-24SAED Options and accessories: NA Rating: DC 12V RF Transmi…

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