2BB75HY05Eye Massager

Rev 1/26/2023 Shenzhen Sungpo Hi‐Tech Electronic Co.,Ltd Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 08‐04‐2023 Ref: Attestation Statements Part 2.911(d)(5)(ii) Filing FCC ID: 2BB75HY05 Shenzhen Sungpo Hi‐Tech Electronic 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. The applicant is not a named entity or any of its subsidiaries or affiliates to the attestation. Sincerely, (Applicant signature) (Applicant printed name) Ava Hu

Shenzhen Sungpo Hi-Tech Electronic Co.,Ltd 318 Chuangke Building, No.72-6 Huanguan South Road Xintian Community, Guanhu Street, Longhua District Shenzhen, Guangdong, 523820 China Date: 07-26-2023 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2BB75HY05 FRN: 0034043059 US Agent – Attestation Statement / Part 2.911(d)(7) Shenzhen Sungpo Hi-Tech Electronic Co.,Ltd certifies, that as of 07-26-2023, we have designated FCC US Agent, LLC to accept service of process on our behalf for FCC ID: 2BB75HY05. Shenzhen Sungpo Hi-Tech Electronic Co.,Ltd, accepts to maintain an agent of 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. FCC US Agent, LLC, accepts as of the date of the filing of this application, the obligation of being the designated agent for the purpose of accepting service of process on behalf of Shenzhen Sungpo Hi-Tech Electronic Co.,Ltd for FCC ID: 2BB75HY05. Designated Agent Information: Company Name: FCC US Agent, LLC FRN: 0033402884 Address: 3722 Illinois Avenue, Saint Charles, IL, 60174, USA Contact Person: Tim Payne Phone: 708-571-3148 Email: [email protected] Sincerely, Company: Shenzhen Sungpo Hi-Tech Electronic Co.,Ltd Designated Agent: FCC US Agent, LLC Company Representative: Ava Hu Designated Agent Representative: Tim Payne Signature: Signature:

Appendix-GRV-HY05-BLK-Photos Page 3 of 11 2. Photographs –Constructional Details 2.1. EUT – External View Model GRV-HY05-BLK FCC ID: 2BB75HY05 Appendix-GRV-HY05-BLK-Photos Page 4 of 11 Appendix-GRV-HY05-BLK-Photos Page 5 of 11 Appendix-GRV-HY05-BLK-Photos Page 6 of 11

Label Sample and Location Label Sample Location

Appendix-GRV-HY05-BLK-Photos Page 7 of 11 2.2. EUT – Internal View Model GRV-HY05-BLK FCC ID: 2BB75HY05 Appendix-GRV-HY05-BLK-Photos Page 8 of 11 Appendix-GRV-HY05-BLK-Photos Page 9 of 11 Appendix-GRV-HY05-BLK-Photos Page 10 of 11 ANT Appendix-GRV-HY05-BLK-Photos Page 11 of 11

Waltek Testing Group Co., Ltd. http://www.waltek.com.cn Page 1 of 8 TEST REPORT Referen ce No. .................... : WTD23D07157406W003 FCC ID ................................ : 2BB75HY05 Applicant ............................ : Shenzhen Sungpo Hi-Tech Electronic Co.,Ltd Address .............................. : 318 Chuangke Building, No.72-6 Huanguan South Road Xintian Community, Guanhu Street, Longhua District, Shenzhen, Guangdong 523820, China Manufacturer ..................... : Shenzhen Sungpo Hi-Tech Electronic Co.,Ltd Address .............................. : 318 Chuangke Building, No.72-6 Huanguan South Road Xintian Community, Guanhu Street, Longhua District, Shenzhen, Guan gdong523820, China Product ............................... : Eye Massager Model(s). ............................ : GRV-HY05-BLK Standards........................... : 47CFR FCC Part 2 Subpart J Section 2.1093 Date of Receipt sample .... : 2023-07-20 Date of Test ....................... : 2023-07-20 to 2023-07-26 Date of Issue ...................... : 2023-08-01 Test Result ......................... : Pass Remarks: The re sults shown in this test report refer only to the sample(s) tested, this test report cannot be reproduced, except in full, without prior written permission of the company. The report would be invalid without specific stamp of test institute and the signatures of compiler and approver. Prepared By: Waltek Testing Group Co., Ltd. Address: No. 77, Houjie Section, Guantai Road, Houjie Town, Dongguan City, Guangdong, China Tel: +86-769-2267 6998 Fax: +86-769-2267 6828 Compiled by: Approved by: Estel Qian / Project Engineer Deval Qin / Designated Reviewer Reference No.: WTD23D07157406W003 Page 2 of 8 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 2. Contents Page 1 COVER PAGE ........................................................................................................................................... 1 2. CONTENTS ............................................................................................................................................... 2 3. REVISION HISTORY ................................................................................................................................. 3 4. GENERAL INFORMATION ....................................................................................................................... 4 4.1. GENERAL DESCRIPTION OF E.U.T.................................................................................................... 4 4.2. DETAILS OF E.U.T. ......................................................................................................................... 4 4.3. TEST FACILITY ................................................................................................................................ 5 4.4. SUBCONTRACTED ........................................................................................................................... 5 4.5. ABNORMALITIES FROM STANDARD CONDITIONS ................................................................................ 5 5. TEST SUMMARY ...................................................................................................................................... 6 6. RF EXPOSURE ......................................................................................................................................... 7 6.1. PROCEDURES AND REQUIREMENTS ................................................................................................. 7 6.2. CALCULATION METHOD ................................................................................................................... 7 6.3. TEST RESULT ................................................................................................................................. 8 Reference No.: WTD23D07157406W003 Page 3 of 8 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 3. Revision History Test Report No. Date of Receipt Sample Date of Test Date of Issue Purpose CommentApproved WTD23D07157406W003 2023-07-20 2023-07-20 to 2023-07-26 2023-08-01 Original - Valid Reference No.: WTD23D07157406W003 Page 4 of 8 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 4. General Information 4.1. General Description of E.U.T. Product: Eye Massager Model(s): GRV-HY05-BLK Bluetooth Version: V5.0 Hardware Version: 2.0 Software Version: 3.0 4.2. Details of E.U.T. Operation Frequency: 2402~2480MHz Max. RF output power: 2.69dBm Type of Modulation: GFSK, π/4DQPSK Antenna installation: PCB printed antenna Antenna Gain: -0.58dBi Note: #: The antenna gain is provided by the applicant, and the applicant should be responsible for its authenticity, WALTEK lab has not verified the authenticity of its information. Ratings: DC 5V from USB port (for charge only), DC 3.7V from built-in battery (normal operation) Battery: DC 3.7V 1200mAh Adapter: Model No: W&T-AD1812A050200KU Input: 100-240V~ 0.35A 50/60Hz Output: 5.0V 2.0A 10.0W Reference No.: WTD23D07157406W003 Page 5 of 8 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 4.3. Test Facility The test facility has a test site registered with the following organizations: ISED CAB identifier: CN0013. Test Firm Registration No.: 7760A. Waltek Testing Group Co., Ltd. Has been registered and fully described in a report filed with the Industry Canada. The acceptance letter from the Industry Canada is maintained in our files. Registration number 7760A, October 15, 2016. FCC Designation No.: CN1201. Test Firm Registration No.: 523476. Waltek Testing Group Co., Ltd. EMC Laboratory has been registered and fully described in a report filed with the (FCC) Federal Communications Commission. The acceptance letter from the FCC is maintained in our files. Registration number 523476, September 10, 2019. 4.4. Subcontracted Whether parts of tests for the product have been subcontracted to other labs: Yes No If Yes, list the related test items and lab information: Test Lab: N/A Lab a…

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Inverted F Antenna Specification Summary ITEMANT SPEC Model Name 2.4G ANT HorizontalVertical 2400MHz 2400MHz2500MHz2400MHz2400MHz 2500MHz Center Frequency -1.26-0.76-0.58-5.25-2.46-1.86 MAX. Gain -0.58dBi PolarizationHorizontal and Vertical Azimuth Beam Pattern Omni-directional Impedance50 Ohm Antenna Length 38.20mm Manufacture ZHUHAI JIELI TECHNOLOGY CO.,LTD Antenna Photo & Length (mm) Horizontal: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -40 Scale: 5/div Gain(dB) Frequency (MHz) Max Min Avg 2400 -1.26174 -30.0801 -7.18716 2450 -0.765802 -36.5604 -7.48023 2500 -0.585582 -22.0315 -6.59127 Vertical: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -30 Scale: 5/div Gain(dB) Frequency (MHz) Max Min Avg 2400 -5.2537 -22.1424 -12.4294 2450 -2.4652 -24.5837 -10.4702 2500 -1.86120 -29.5214 -9.20432 ANT Test Labs：Attestation of Global Compliance Co., Ltd.

Waltek Testing Group Co., Ltd. http://www.waltek.com.cn Page 1 of 57 TEST REPORT Re ference No. .................... : WTD23D07157406W002 FCC ID ................................ : 2BB75HY05 Applicant ............................ : Shenzhen Sungpo Hi-Tech Electronic Co.,Ltd Address .............................. : 318 Chuangke Building, No.72-6 Huanguan South Road Xintian Community, Guanhu Street, Longhua District, Shenzhen, Guangdong 523820,China Manufacturer .................... : Shenzhen Sungpo Hi-Tech Electronic Co.,Ltd Address .............................. : 318 Chuangke Building, No.72-6 Huanguan South Road Xintian Community, Guanhu Street, Longhua District, Shenzhen, Guangdong 523820, China Product ............................... : Eye Massager Model(s). ............................ : GRV-HY05-BLK Standards........................... : FCC 47CFR Part 15.247 Date of Receipt sample .... : 2023-07-20 Date of Test ....................... : 2023-07-20 to 2023-07-26 Date of Issue ...................... : 2023-08-01 Test Result ......................... : Pass Remarks: The re sults shown in this test report refer only to the sample(s) tested, this test report cannot be reproduced, except in full, without prior written permission of the company. The report would be invalid without specific stamp of test institute and the signatures of compiler and approver. Prepared By: Waltek Testing Group Co., Ltd. Address: No. 77, Houjie Section, Guantai Road, Houjie Town, Dongguan City, Guangdong, China Tel: +86-769-2267 6998 Fax: +86-769-2267 6828 Compiled by: Approved by: Estel Qian / Project Engineer Deval Qin / Designated Reviewer Reference No.: WTD23D07157406W002 Page 2 of 57 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 2 Contents Page 1 COVER PAGE ........................................................................................................................................... 1 2 CONTENTS ............................................................................................................................................... 2 3 REVISION HISTORY ................................................................................................................................. 4 4 GENERAL INFORMATION ....................................................................................................................... 5 4.1 GENERAL DESCRIPTION OF E.U.T. .................................................................................................. 5 4.2 DETAILS OF E.U.T. ......................................................................................................................... 5 4.3 CHANNEL LIST ................................................................................................................................ 6 4.4 TEST MODE .................................................................................................................................... 6 4.5 TEST FACILITY ................................................................................................................................ 7 5 TEST SUMMARY ...................................................................................................................................... 8 6 EQUIPMENT USED DURING TEST ......................................................................................................... 9 6.1 EQUIPMENTS LIST ........................................................................................................................... 9 6.2 DESCRIPTION OF SUPPORT UNITS ................................................................................................. 10 6.3 MEASUREMENT UNCERTAINTY ....................................................................................................... 10 7 RADIATED SPURIOUS EMISSIONS ..................................................................................................... 11 7.1 EUT OPERATION .......................................................................................................................... 11 7.2 TEST SETUP ................................................................................................................................. 12 7.3 SPECTRUM ANALYZER SETUP ........................................................................................................ 13 7.4 TEST PROCEDURE ........................................................................................................................ 14 7.5 CORRECTED AMPLITUDE & MARGIN CALCULATION ......................................................................... 14 7.6 SUMMARY OF TEST RESULTS ........................................................................................................ 15 8 CONDUCTED SPURIOUS EMISSIONS ................................................................................................. 21 8.1 TEST PROCEDURE ........................................................................................................................ 21 8.2 TEST RESULT ............................................................................................................................... 22 9 BAND EDGE MEASUREMENT .............................................................................................................. 28 9.1 TEST PROCEDURE ........................................................................................................................ 28 9.2 TEST RESULT ............................................................................................................................... 29 10 20 DB BANDWIDTH AND 99% BANDWIDTH MEASUREMENT ......................................................... 33 10.1 TEST PROCEDURE ........................................................................................................................ 33 10.2 TEST RESULT ............................................................................................................…

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Appendix-GRV-HY05-BLK-Photos Page 1 of 11 1. Test Setup photos Model GRV-HY05-BLK FCC ID: 2BB75HY05 1.1 Photograph – Radiated Emissions For 9kHz-30MHz Test Site 2# For 30MHz-1000MHz Test Site 2# Appendix-GRV-HY05-BLK-Photos Page 2 of 11 For Above 1GHz Test Site 1#