2AGBW9290024472XLED Lamp

Model: 9290024472

QA-FR-170-B Signify (China) Investment Co., Ltd. Add: Building no.9, Lane 888, Tianlin Road, Minhang District Shanghai, China 200233 Tel: +86-17701755062 Fax: +86-21-54452269 E-mail: [email protected] Attestation Letter Date: 2021-1-14 FEDERAL COMMUNICATIONS COMMISSION Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 To whom it may concern: The chip ESP32-U4WDH installed in our product LED Lamp (model name: 9290024472, FCC ID:2 AGBW9290024472X), which supports BR/EDR, BLE and Wi-Fi functions. But for this product, it only activates BLE and Wi-Fi functions, the BR/EDR function is disabled by using the software. Please contact me should there be need for any additional clarification or information. Best Regards, Sincerely Yours, Signature: Print Name: Yefeng Zhang Title: Approbation Group Manager

Company: Signify (China) Investment Co., Ltd. Add: Building no.9, Lane 888, Tianlin Road, Minhang District Shanghai, 200233 China Tel: +86-17701755062 Fax: +86-21-54452269 Email: [email protected] DECLARATION )('(5$/&20081,&$7,216&200,66,216 $XWKRUL]DWLRQDQG(YDOXDWLRQ'LYLVLRQ 2DNODQG0LOOV5RDG &ROXPELD0' Dear Sir or Madam: We, Signify (China) Investment Co., Ltd., KHUHE\GHFODUHWKDWSURGXFWQDPH LED lamp PRGHOQDPH9290024472, 9290024471, 9290030188, 9290030189, 9290030233 )&&,'2AGBW9290024472X  All these modelsKDYHEHHQWHVWHGE\%$&/ 7KHGLIIHUHQFHVRIWKHPDUHDVIROORZV  MRGHOQDPH, appearance and PCB boards  For model 9290030188, 9290030189 and 9290030233, they have two colors of lamp base. 3. All these models have same RF module, so the radio parameters of them are the same. For more details please refer to EUT photos. Please contact me if there is need for any additional clarification or information. Best Regards, Signature: Typed or Printed Name: Yefeng Zhang Title: Approbation Group Manager

Company: Signify (China) Investment Co., Ltd. Add: Building no.9, Lane 888, Tianlin Road, Minhang District Shanghai, 200233 China Tel: +86-17701755062 Fax: +86-21-54452269 Email: [email protected] FCC Confidential Authorization Date:2021-01-14 FEDERAL COMMUNICATIONS COMMISSIONS Authorization an d Evaluation Division 74 35 Oakland Mill s Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID: 2AGBW9290024472X To: whom it may concern, In accord ance with Section s 0.457 and 0.459 of the Commission’s Rules, Signify (China) Investment Co., Ltd. hereby requests long-term confidential treatment of information accompanying this application as outlined below: The above ma terials contain proprietary and confidential information not customarily released to the public. The public disclosure of these materials provides unjustified benefits to its competitors in the market. Sincerely Yours, Signature: Typed or Printed Name: Yefeng Zhang Title: Approbation Group Manager As well as short-term confidential (end to 2021-07-14) treatment of information accompanying this application as outlined below: Internal Photos User’s Manual External Photos Test Set-up Photos Block Diagram Schemati cs Operation Description

EXHIBIT A - EUT EXTERNAL PHOTOGRAPHS Model: 9290024472 Model: 9290024471 Model: 9290030188(with white lamp base) Model: 9290030188(with blue lamp base) Model: 9290030189(with white lamp base) Model: 9290030189(with blue lamp base) Model: 9290030233(with white lamp base) Model: 9290030233(with blue lamp base)

EXHIBIT B - EUT INTERNAL PHOTOGRAPHS Model: 9290024472 Antenna Model: 9290024471 Antenna Model: 9290030188 Antenna Model: 9290030189 Antenna Model:9290030233 Antenna

Bay Area Compliance Laboratories Corp. (Kunshan) Report No.: RDG210114050-00A FCC Part 15.247 Page 16 of 109 FCC §15.247 (I) & §1.1310 & §2.1091 - MAXIMUM PERMISSIBLE EXPOSURE (MPE) Applicable Standard According to subpart 15.247 (i) and subpart 1.1310, 2.1091 systems operating under the provisions of this section shall be operated in a manner that ensures the public is not exposed to RF energy level in excess of the communication guidelines. 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 30 300-1500 / f/1500 30 1500-100,000 / 1.0 30 f = frequency in MHz; * = Plane-wave equivalent power density 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); Bay Area Compliance Laboratories Corp. (Kunshan) Report No.: RDG210114050-00A FCC Part 15.247 Page 17 of 109 Calculated Data: 2.4G WiFi&BLE: Mode Frequency Range (MHz) Maximum Antenna Gain Tune-up Conducted Power Evaluation Distance (cm) Power Density (mW/cm 2 ) MPE Limit (mW/cm 2 ) (dBi) (numeric) (dBm) (mW) 802.11b 2412-2462 3.7 2.34 24.00 251.19 20 0.1171 1.0 802.11g 3.7 2.34 23.00 199.53 20 0.0931 1.0 802.11n- HT20 3.7 2.34 23.00 199.53 20 0.0931 1.0 802.11n- HT40 2422-2452 3.7 2.34 22.00 158.49 20 0.0739 1.0 BLE 2402-2480 3.7 2.34 8.00 6.31 20 0.0029 1.0 Note: 1. For the above tune up power were declared by the manufacturer. 2. Wi-Fi and BLE can't transmit simultaneously. Result: The device meet FCC MPE at 20 cm distance.

FCC PART 15.247 TEST REPORT For Signify (China) Investment Co., Ltd. Building no.9, Lane 888, Tianlin Road, Minhang District Shanghai, 200233 China FCC ID:2AGBW9290024472X R e p o r t T y p e : O r i g i n a l R e p o r t P r o d u c t T y p e : L E D l a m p Test Engineer: CK Huang Report Number: RDG210114050-00A Report Date: 2021-02-01 Reviewed By: Oscar Ye EMC Manager Prepared By: Bay Area Compliance Laboratories Corp. (Kunshan) No.248 Chenghu Road, Kunshan, Jiangsu province, China Tel: +86-0512-86175000 Fax: +86-0512-88934268 www.baclcorp.com.cn Bay Area Compliance Laboratories Corp. (Kunshan) Report No.: RDG210114050-00A FCC Part 15.247 Page 2 of 109 TABLE OF CONTENTS GENERAL INFORMATION ....................................................................................................................................... 4 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ..................................................................................... 4 OBJECTIVE ................................................................................................................................................................... 4 RELATED SUBMITTAL(S)/GRANT(S) ............................................................................................................................. 4 TEST METHODOLOGY .................................................................................................................................................. 5 MEASUREMENT UNCERTAINTY .................................................................................................................................... 5 TEST FACILITY ............................................................................................................................................................. 5 SYSTEM TEST CONFIGURATION .......................................................................................................................... 6 DESCRIPTION OF TEST CONFIGURATION ...................................................................................................................... 6 EQUIPMENT MODIFICATIONS ....................................................................................................................................... 6 EUT EXERCISE SOFTWARE .......................................................................................................................................... 7 SUPPORT EQUIPMENT LIST AND DETAILS .................................................................................................................. 11 EXTERNAL I/O CABLE ................................................................................................................................................ 11 BLOCK DIAGRAM OF TEST SETUP .............................................................................................................................. 12 SUMMARY OF TEST RESULTS ............................................................................................................................. 14 TEST EQUIPMENT LIST ......................................................................................................................................... 15 FCC §15.247 (I) & §1.1310 & §2.1091 - MAXIMUM PERMISSIBLE EXPOSURE (MPE) .................................. 16 APPLICABLE STANDARD ............................................................................................................................................ 16 CALCULATED FORMULARY: ....................................................................................................................................... 16 CALCULATED DATA: .................................................................................................................................................. 17 FCC §15.203 - ANTENNA REQUIREMENT ........................................................................................................... 18 APPLICABLE STANDARD ............................................................................................................................................ 18 ANTENNA CONNECTOR CONSTRUCTION .................................................................................................................... 18 FCC §15.207 (a) – AC LINE CONDUCTED EMISSIONS ..................................................................................... 19 APPLICABLE STANDARD ............................................................................................................................................ 19 EUT SETUP ................................................................................................................................................................ 19 EMI TEST RECEIVER SETUP ....................................................................................................................................... 19 TEST PROCEDURE ...................................................................................................................................................... 20 FACTOR & OVER LIMIT CALCULATION ...................................................................................................................... 20 TEST RESULTS SUMMARY .......................................................................................................................................... 20 TEST DATA ................................................................................................................................................................ 20 FCC §15.209, §15.205 & §15.247(d) - SPURIOUS EMISSIONS ............................................................................. 41 APPLICABLE STANDARD ............................................................................................................................................ 41 EUT SETUP ................................................................................................…

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

EXHIBIT C - TEST SETUP PHOTOGRAPHS Model: 9290024472 Conducted Emissions (Front View) Conducted Emissions (Side View) Radiated Emissions (Below 1GHz) Radiated Emissions (Above 1GHz) Model: 9290024471 Conducted Emissions (Front View) Conducted Emissions (Side View) Radiated Emissions (Below 1GHz) Model: 9290030188 Conducted Emissions (Front View) Conducted Emissions (Side View) Radiated Emissions (Below 1GHz) Model: 9290030189 Conducted Emissions (Front View) Conducted Emissions (Side View) Radiated Emissions (Below 1GHz) Model: 9290030233 Conducted Emissions (Front View) Conducted Emissions (Side View) Radiated Emissions (Below 1GHz)