2AQA6-H618FGovee RGBIC LED Strip Light

Shenzhen Intellirocks Tech. Co., Ltd. 2022.10.31 Eurofins Electrical and Electronic Testing NA, Inc. 914 W. Patapsco Avenue Baltimore, MD 21230 USA RE: CONFIDENTIALITY REQUEST FOR EUT NAME: Govee RGBIC LED Strip Light Trademark: Govee MODEL: H618F FCC ID:2AQA6-H618F To Whom It May Concern: This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the - Block Diagram - Schematics - Operational Description required to be submitted with this application be permanently withheld from public review. The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. Please contact me if there is any information you may need. Sincerely, Client’s signature: Client’s name : Manager/ Eric Pan Contact information / address: No. 2901-2904, 3002, Block C, Section 1, Chuangzhi Yuncheng Building, Liuxian Avenue,Xili Community, Xili Street, Nanshan District, Shenzhen Guangdong, China.

Shenzhen Intellirocks Tech. Co., Ltd. 2022.10.31 Eurofins Electrical and Electronic Testing NA, Inc. 914 W. Patapsco Avenue Baltimore, MD 21230 USA RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize Shenzhen BCTC Testing Co., Ltd 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). This agreement expires one year from the current date. Sincerely, Client’s signature: Client’s signature: Client’s name : Manager/ Eric Pan Contact information / address: No. 2901-2904, 3002, Block C, Section 1, Chuangzhi Yuncheng Building, Liuxian Avenue,Xili Community, Xili Street, Nanshan District, Shenzhen Guangdong, China.

External Photos

Label & label location 3 10mm*5mm FCC ID:2AQA6-H618F Label location

Internal Photos BLE Antenna WIFI Antenna

Antennatestreport TestLaboratoryDongguanYijiaElectronicCo.,LTD Address No.59MuyuRoad,ShatouCommunity,Chang'anTown,Dongguan City,GuangdongProvince Contact:Mr.Gan13823198410 ModelH618F 1.Testprocedures NameParameterMethodStandardNo. Mobile communication antenna VSWR Genericspecificaitonforantennasusedin themobilecommunications GB/T9410-2008 AntennaGain Radiationpattern Antenna Radiationefficiency IEEEStandardTestProceduresfor Antennas ANSI/IEEEStd149 -1979 2.TestEquipment EquipmentModelNo. Serial No. ManufactureCalibration Date Next calibration Date 24probe Microwave chamber MPS2450Multi- probeOTAme asurementsystems 5*5*5 YJ-PB-F01XH-IOE2022.09.012023.09.01 NetworkAnalyzer ZVB8YJ-RD-15 ROHDE&SCH WARS 2022.08.252023.08.25 Widebandradio Communication tester CMW500YJ-RD-16 ROHDE&SCH WARS 2022.08.252023.08.25 3.DUTSetupPhoto 4.Bluetooth&Wi-FiAntennaPhysicalSize BT WIFI 5.Bluetooth&Wi-FiAntennaType&Gain Type:PCBAntenna Frequency/MHzBTGain/dBWIFIGain/dB 2400 0.572.48 2410 1.052.7 2420 1.282.71 2430 1.932.84 2440 2.72.99 2450 3.653.38 2460 3.862.96 2470 4.513.51 2480 4.263.53 2490 4.393.85 2500 3.973.4 BT WIFI 6.BluetoothAntennaPattemPicture 2400MHz 2450MHz 2500MHz 7.WIFIAntennaPattemPicture 2400MHz 2450MHz 2500MHz Testerby：Wuxianming

FCC §15.247 (i), §2.1091 – RF Exposure FCC ID:2AQA6-H618F Applied procedures / limit According to FCC §15.247(i) and §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 Occupational / Controlled Exposure Frequency Range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/ cm 2 ) Averaging Time |E| 2 ,|H| 2 or S (minutes) 0.3-3.0 614 1.63 (100)* 6 3.0-30 1842 / f 4.89 / f (900 / f)* 6 30-300 61.4 0.163 1.0 6 300-1500 F/300 6 1500-100,000 5 6 Note: ƒ is frequency in MHz * = Power density limit is applicable at frequencies greater than 100 MHz Limits for General Population / Uncontrolled Exposure Frequency Range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/ cm 2 ) Averaging Time |E| 2 ,|H| 2 or S (minutes) 0.3-1.34 614 1.63 (100)* 30 1.34-30 824/f 2.19/f (180/f)* 30 30-300 27.5 0.073 0.2 30 300-1500 F/1500 30 1500-100,000 1.0 30 Note: f = frequency in MHz * = Plane-wave equivalent power density MPE PREDICTION Predication of MPE limit at a given distance, Equation from OET Bulletin 65, Edition 97-01 Where: S = power density P = power input to antenna G = power gain of the antenna in the direction of interest relative to an isotropic radiator R = distance to the center of radiation of the antenna, R=0.2m TEST RESULTS Tune up Produce power Maximu m peak output power (dBm) Output power to antenn a (mW) Antenna Gain (numeric) Power Density (S) (mW/ cm2) Limit (mW / cm2 ) Result BLE 0±1 1 1.26 2.825 (4.51dBi) 0.00707 1 Pass WIFI 16±1 17 50.12 2.427 (3.85dBi) 0.24192 1 Pass

No.：BCTC/RF-EMC-00 5 Page: 1 of 45 Edition：A.4 TEST REPORT Shenzhen BCTC Testing Co., Ltd. Report No.: BCTC2204827591-1E Applicant: shenzhen Intellirocks Tech . Co., Ltd. Product Name: Govee RGBIC LED Strip Light Model/Type Ref.: H618F Tested Date: 2022-04-08 to 2022-04-28 Issued Date: 2022-10-21 Report No.: BCTC2204827591-1E No.：BCTC/RF-EMC-00 5 Page: 2 of 45 Edition：A.4 FCC ID:2AQA6-H618F The test report is effective only with both signature and specialized stamp. This result(s) shown in this report refer only to the sample(s) tested. Without written approval of Shenzhen BCTC Testing Co., Ltd, this report can’t be reproduced except in full. The tested sample(s) and the sample information are provided by the client. Product Name: Govee RGBIC LED Strip Light Trademark: Govee Model/Type Ref.: H618F Prepared For: shenzhen Intellirocks Tech . Co., Ltd. Address: No. 2901-2904, 3002, Block C, Section 1, Chuangzhi Yuncheng Building, Liuxian Avenue,Xili Community, Xili Street, Nanshan District, Shenzhen Guangdong, China. Manufacturer: shenzhen Intellirocks Tech . Co., Ltd. Address: No. 2901-2904, 3002, Block C, Section 1, Chuangzhi Yuncheng Building, Liuxian Avenue,Xili Community, Xili Street, Nanshan District, Shenzhen Guangdong, China. Prepared By: Shenzhen BCTC Testing Co., Ltd. Address: 1-2/F., Building B, Pengzhou Industrial Park, No.158, Fuyuan 1st Road, Tangwei, Fuhai Subdistrict, Bao'an District, Shenzhen, Guangdong, China Sample Received Date: 2022-04-08 Sample tested Date: 2022-04-08 to 2022-04-28 Issue Date: 2022-10-21 Report No.: BCTC2204827591-1E Test Standards: FCC Part15.247 ANSI C63.10-2013 Test Results: PASS Remark: This is Bluetooth BLE radio test report. Tested by: Approved by: Jeff.Fu/Project Handler Zero Zhou/Reviewer Report No.: BCTC2204827591-1E No.：BCTC/RF-EMC-00 5 Page: 3 of 45 Edition：A.4 Table Of Content Test Report Declaration Page 1. Version .................................................................................................................. 5 2. Test Summary ....................................................................................................... 6 3. Measurement Uncertainty ..................................................................................... 7 4. Product Information And Test Setup ..................................................................... 8 4.1 Product Information ............................................................................................... 8 4.2 Test Setup Configuration ...................................................................................... 8 4.4 Channel List .......................................................................................................... 9 4.5 Test Mode ............................................................................................................. 9 4.6 Table Of Parameters Of Text Software Setting ..................................................... 9 5. Test Facility And Test Instrument Used ............................................................... 10 5.1 Test Facility ......................................................................................................... 10 5.2 Test Instrument Used .......................................................................................... 10 6. Conducted Emissions .......................................................................................... 12 6.1 Block Diagram Of Test Setup .............................................................................. 12 6.2 Limit .................................................................................................................... 12 6.3 Test Procedure ................................................................................................... 12 6.4 EUT Operating Conditions .................................................................................. 13 6.5 Test Result .......................................................................................................... 14 7. Radiated Emissions ............................................................................................. 16 7.1 Block Diagram Of Test Setup .............................................................................. 16 7.2 Limit .................................................................................................................... 17 7.3 Test Procedure ................................................................................................... 18 7.4 EUT Operating Conditions .................................................................................. 19 7.5 Test Result .......................................................................................................... 20 8. Radiated Band Emission Measurement And Restricted Bands Of Operation ..... 24 8.1 Block Diagram Of Test Setup .............................................................................. 24 8.2 Limit .................................................................................................................... 24 8.3 Test Procedure ................................................................................................... 25 8.4 EUT operating Conditions ................................................................................... 25 8.5 Test Result .......................................................................................................... 26 9. Power Spectral Density Test ............................................................................... 27 9.1 Block Diagram Of Test Setup .............................................................................. 27 9.2 Limit .................................................................................................................... 27 9.3 Test Procedure ................................................................................................... 27 9.4 EUT Operating Conditions ........................................…

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No.：BCTC/RF-EMC-00 5 Page: 1 of 73 Edition：A.4 TEST REPORT Shenzhen BCTC Testing Co., Ltd. Report No.: BCTC2204827591-2E Applicant: shenzhen Intellirocks Tech . Co., Ltd. Product Name: Govee RGBIC LED Strip Light Model/Type Ref.: H618F Tested Date: 2022-04-08 to 2022-04-28 Issued Date: 2022-10-21 Report No.: BCTC2204827591-2E No.：BCTC/RF-EMC-00 5 Page: 2 of 73 Edition：A.4 FCC ID:2AQA6-H618F The test report is effective only with both signature and specialized stamp. This result(s) shown in this report refer only to the sample(s) tested. Without written approval of Shenzhen BCTC Testing Co., Ltd, this report can’t be reproduced except in full. The tested sample(s) and the sample information are provided by the client. Product Name: Govee RGBIC LED Strip Light Trademark: Govee Model/Type Ref.: H618F Prepared For: shenzhen Intellirocks Tech . Co., Ltd. Address: No. 2901-2904, 3002, Block C, Section 1, Chuangzhi Yuncheng Building, Liuxian Avenue,Xili Community, Xili Street, Nanshan District, Shenzhen Guangdong, China. Manufacturer: shenzhen Intellirocks Tech . Co., Ltd. Address: No. 2901-2904, 3002, Block C, Section 1, Chuangzhi Yuncheng Building, Liuxian Avenue,Xili Community, Xili Street, Nanshan District, Shenzhen Guangdong, China. Prepared By: Shenzhen BCTC Testing Co., Ltd. Address: 1-2/F., Building B, Pengzhou Industrial Park, No.158, Fuyuan 1st Road, Tangwei, Fuhai Subdistrict, Bao'an District, Shenzhen, Guangdong, China Sample Received Date: 2022-04-08 Sample tested Date: 2022-04-08 to 2022-04-28 Issue Date: 2022-10-21 Report No.: BCTC2204827591-2E Test Standards: FCC Part15.247 ANSI C63.10-2013 Test Results: PASS Remark: This is WIFI-2.4GHz band radio test report. Tested by: Approved by: Jeff.Fu/Project Handler Zero Zhou/Reviewer Report No.: BCTC2204827591-2E No.：BCTC/RF-EMC-00 5 Page: 3 of 73 Edition：A.4 Table Of Content Test Report Declaration Page 1. Version .................................................................................................................. 5 2. Test Summary ....................................................................................................... 6 3. Measurement Uncertainty ..................................................................................... 7 4. Product Information And Test Setup ..................................................................... 8 4.1 Product Information ............................................................................................... 8 4.2 Test Setup Configuration ...................................................................................... 8 4.3 Support Equipment ............................................................................................... 9 4.4 Channel List .......................................................................................................... 9 4.5 Test Mode ........................................................................................................... 10 4.6 Table Of Parameters Of Text Software Setting ................................................... 10 5. Test Facility And Test Instrument Used ............................................................... 11 5.1 Test Facility ......................................................................................................... 11 5.2 Test Instrument Used .......................................................................................... 11 6. Conducted Emissions .......................................................................................... 13 6.1 Block Diagram Of Test Setup .............................................................................. 13 6.2 Limit .................................................................................................................... 13 6.3 Test Procedure ................................................................................................... 13 6.4 EUT Operating Conditions .................................................................................. 14 6.5 Test Result .......................................................................................................... 15 7. Radiated Emissions ............................................................................................. 17 7.1 Block Diagram Of Test Setup .............................................................................. 17 7.2 Limit .................................................................................................................... 18 7.3 Test Procedure ................................................................................................... 19 7.4 EUT Operating Conditions .................................................................................. 20 7.5 Test Result .......................................................................................................... 21 8. Radiated Band Emission Measurement And Restricted Bands Of Operation ..... 27 8.1 Block Diagram Of Test Setup .............................................................................. 27 8.2 Limit .................................................................................................................... 27 8.3 Test Procedure ................................................................................................... 28 8.4 EUT operating Conditions ................................................................................... 28 8.5 Test Result .......................................................................................................... 29 9. Power Spectral Density Test ............................................................................... 31 9.1 Block Diagram Of Test Setup .............................................................................. 31 9.2 Limit .................................................................................................................... 31 9.3 Test Procedure ...................................................…

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Report No.: BCTC2204827591-1E No.：BCTC/RF-EMC-00 5 Page: 43 of 45 Edition：A.4 15. EUT Test Setup Photographs Conducted Measurement Photo Radiated Measurement Photos Report No.: BCTC2204827591-1E No.：BCTC/RF-EMC-00 5 Page: 44 of 45 Edition：A.4