2BERZSR-1903Facial Cleansing Brush

正面 3.Any gear can be turned off by long pressing. Long pressing will enter the gear memory mode, and the default shutdown gear will be turned on for the next power on. 5. When the battery is low, the host machine will blink red LED 5 times, and then turn it off, please charge in time. 4.This product adopts DC:5V charging, adjustable gear , 3-speed transmission (memory function). Use steps 1. Wet the brush head. 2. Wet your face and apply a proper amount of cleanser to your face. 3. Turn on the facial cleansing brush and clean the forehead for 20 seconds, nose and chin for 20 seconds, and the left and right cheeks for 10 seconds each in a circular motion according to the time prompt. 4. Rinse the excess cleanser with water, and then start the follow- up skin care procedure with skin care products. 5. Rinse the face brush after use and dry it for next use. Product parameters Working voltage: DC /3.7V Charging voltage: DC5V /500mA Battery capacity: 180mAh Maximum power: 0.66W Product size: 74x74x81mm Charging time: 2 hours Use time: about 1 hour Adjustable gear:3 Waterproof grade: IPX6 End product weight: 83g Matters needing attention 1. This product is not suitable for use by people with physical, sensory or mental disabilities and lacks experience and knowledge. Children must have a guardian to supervise and guide the use of this product, and be able to assume responsibility. 2. This product is not suitable for cosmetic surgery, rhinoplasty, wounds and other parts that have undergone skin cosmetic surgery. It is not recommended for pregnant women and heart disease patients. 4. The charging base is not waterproof, do not rinse it with water. 3. To ensure the cleaning effect, the brush head is recommended to be replaced once every three months. Facial cleansing brush instruction manual Product introduction The red wave of product can help to improve blood circulation and the brush head is replaceable,can pick the one you like. This facial cleansing brush has been tested and verified for many years,it mainly uses sonic vibration to make the fine hairs on the cleaning brush vibrate,so as to achieve a clean skin and massage effect. Equipped with flexible bristles and acoustic wave technology to replace the traditional way of washing the face, can achieve the effect of cleaning and skin care. Product structure Brush Head Transparent cover Main body ON/OFF Usb charging cable Charging base Method of use 1. When using the product, please check whether the product has enough power, and press the switch button to work. The function operation is as follows: Press the on/off button Working state(red light) charging state(blue light) Step 1:Press the ON/OFF key to enter the low speed mode. The vibration frequency is 60Hz and the red light wave on. Step 3:Tap the ON/OFFagain to enter high-speed mode. The vibration frequency is 108Hz and the red light wave on. Step 2: Tap the ON/OFF again to enter the medium-speed mode . The vibration frequency is 85Hz and the red light wave on. 2.After cleaning the face, long press the button, the product will enter shutdown mode (or the product will automatically shut down after 1 minute of use) Executive standard: GB4706.1-2005 Appearance Patent Number :201930100028.6 Utility patent Number :201920521809.7 Warranty card Product color Purchase date Product model Purchase address Customer name Customer telephone Customer address Warm prompt (1) failure and damage caused by incorrect use; 2. Use according to the notes in the manual, and (Please submit the product and warranty card when repairing) the repair shall be paid: 3. Under the following circumstances, even within the warranty, 1. The warranty period for this product is one year. repair in case of failure within the warranty; 4. This warranty card will not be placed separately, please keep it properly. (3) Failure and damage caused by transportation and falling after purchase; (2) failure and damage caused by improper repair or modification; (4) Faults and damages caused by fire, earthquake, flood, electric shock and other weather abnormal voltage, use of external power supply (voltage and frequency), etc. -- Consult the dealer or an experienced radio/TV technician for help This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions (1)this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. -- Increase the separation between the equipment and receiver. -- Reorient or relocate the receiving antenna. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: Changes or modifications not expressly approved by the party responsible for compliance could void the users authority to operate the equipment. -- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. FCC Statement 反面

shen zhen shi jing rui ke ji you xian gong si 2.911 (d)(5)(i) Equipment Type Attestation v1.2 Section 2.911(d)(5)(i) Certification – EquipmentType Company name: shen zhen shi jing rui ke ji you xian gong si Address: fu hai jie dao qiao tou she qu fu hai gong ye qu si dong si lou jing rui ke ji, shen zhen shi, China Product Name: Facial Cleansing Brush FCC ID: 2BERZSR-1903 Model(s): SR-1903 2.911(d)(5)(i) EquipmentType We, [shen zhen shi jing rui ke ji you xian gong si] (“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: Gong jiulin Date: 2024-01-31 Title and Company name: technical director /shen zhen shi jing rui ke ji you xian gong si 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

shen zhen shi jing rui ke ji you xian gong si 2.911 (d)(5)(ii) Applicant Attestation v1.3 Section 2.911(d)(5)(ii) Certification – Applicant (Covered List ) Company name: shen zhen shi jing rui ke ji you xian gong si Address: fu hai jie dao qiao tou she qu fu hai gong ye qu si dong si lou jing rui ke ji, shen zhen shi, China Product Name: Facial Cleansing Brush FCC ID: 2BERZSR-1903 Model(s): SR-1903 2.911(d)(5)(ii) Applicant filing We, [shen zhen shi jing rui ke ji you xian gong si] (“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 coveredcommunications equipment. Yours sincerely, Name: Gong jiulin Date: 2024-01-31 Title and Company name: technical director /shen zhen shi jing rui ke ji you xian gong si 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

shen zhen shi jing rui ke ji you xian gong si U.S. Agent Designation for Service of Process (Applicant and U.S. Agent are Separate Parties) TO: Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 ATTENTION: FCC Certification – Section 2.911(d)(7) Information Designated U.S. Agent Company Name: Baihetian Innovative Solutions FRN: 0033401605 Contact Name: Kenneth Young Street Address: 6837 Chase Rd City/Province/Zip: Dearborn, MI 48126 Telephone No: 313-395-3113 Email: [email protected] This letter is to confirm that we (“Baihetian Innovative Solutions) have accepted the responsibility to act as the Designated U.S. Agent for Service of Process as required by section 47 CFR 2.911(d)(7) on behalf of the Applicant noted below. U.S. Agent Signature: Date: Jan 31, 2024 Signed by (Printed Name/Title): Kenneth Young/Manager The Applicant acknowledges that they must maintain an agent for no less than one year after terminating all marketing and importation OR the conclusion of any Commission-related proceeding involving the equipment. The applicant further acknowledges their responsibility to inform the FCC whenever the Designated U.S. Agent information above changes. Applicant Company name: shen zhen shi jing rui ke ji you xian gong si Grantee Code: 2BERZ FRN: 0034808832 FCC ID: 2BERZSR-1903 Contact Name: Gong jiulin Street Address: City/Province/Zip: shen zhen shi Telephone No: +86-0755-29985358 Email: [email protected] Applicant Signature: Date:2024-01-31 Signed by (Printed Name/Title): Gong jiulin /technical director Jan 2024

shen zhen shi jing rui ke ji you xian gong si Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2024-01-31 Subject; Request for Long Term Confidentiality FCC ID: 2BERZSR-1903 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 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: Gong jiulin Title: technical director

shen zhen shi jing rui ke ji you xian gong si fu hai jie dao qiao tou she qu fu hai gong ye qu si dong si lou jing rui ke ji, shen zhen shi, China Agent Authorization Company: shen zhen shi jing rui ke ji you xian gong si Address: fu hai jie dao qiao tou she qu fu hai gong ye qu si dong si lou jing rui ke ji, shen zhen shi, China Product Name: Facial Cleansing Brush Model Number(s): SR-1903 Product Description: Facial Cleansing Brush 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: 2024-01-31 Name: Gong jiulin Title: technical director Company: shen zhen shi jing rui ke ji you xian gong si

Page 1 of 4 Appendix B: Photographs of EUT Product: Facial Cleansing Brush Model: SR-1903 External Photos Page 2 of 4 Page 3 of 4 Page 4 of 4

Label Artwork and Location Model: SR-1903 Label: Size: L*W=29.7*19.7mm Location

Page 1 of 3 Appendix B: Photographs of EUT Product: Facial Cleansing Brush Model: SR-1903 Internal Photos Antenna Page 2 of 3 Page 3 of 3

Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com TEST REPORT FCC ID. ............................ : 2BERZSR-1903 Test Report No. ............... : TCT240122E040 Date of issue ................... : Jan. 30, 2024 Testing laboratory .......... : SHENZHEN TONGCE TESTING LAB Testing location/ address: 2101 & 2201, Zhenchang Factory, Renshan Industrial Zone, Fuhai Subdistrict, Bao'an District, Shenzhen, Guangdong, 518103, People's Republic of China Applicant's name ............ : shen zhen shi jing rui ke ji you xian gong si Address ........................... : fu hai jie dao qiao tou she qu fu hai gong ye qu si dong si lou jing rui ke ji, shen zhen shi, China Manufacturer's name ... : shen zhen shi jing rui ke ji you xian gong si Address ........................... : fu hai jie dao qiao tou she qu fu hai gong ye qu si dong si lou jing rui ke ji, shen zhen shi, China Standard(s) ..................... : FCC CFR Title 47 Part 1.1310 KDB 680106 D01 RF Exposure Wireless Charging App v03r01 Product Name ................. : Facial Cleansing Brush Trade Mark ...................... : N/A Model/Type reference..... : SR-1903 Rating(s).......................... : DC 5V Date of receipt of test item ......................................... : Jan. 22, 2024 Date (s) of performance of test ................................... : Jan. 22, 2024 ~ Jan. 30, 2024 Tested by (+signature) ... : Ronaldo LUO Check by (+signature) .... : Beryl ZHAO Approved by (+signature): Tomsin General disclaimer: This report shall not be reproduced except in full, without the written approval of SHENZHEN TONGCE TESTING LAB. This document may be altered or revised by SHENZHEN TONGCE TESTING LAB personnel only, and shall be noted in the revision section of the document. The test results in the report only apply to the tested sample. Report No.: TCT240122E040 Page 2 of 11 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Table of Contents 1. General Product Information .................................................................. 3 1.1. EUT description ..................................................................................................... 3 1.2. Model(s) list ............................................................................................................ 3 2. Facilities and Accreditations .................................................................. 4 2.1. Facilities ................................................................................................................. 4 2.2. Location ................................................................................................................. 4 3. Test Results and Measurement Data ..................................................... 5 3.1. Requirements ......................................................................................................... 5 3.2. Test Setup .............................................................................................................. 6 3.3. Test Procedure ...................................................................................................... 6 3.4. Test Equipment List .............................................................................................. 6 3.5. Test Result ............................................................................................................. 7 3.6. Test Set-up Photo .................................................................................................. 9 Report No.: TCT240122E040 Page 3 of 11 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 1. General Product Information 1.1. EUT description Product Name ....................... : Facial Cleansing Brush Model/Type reference........... : SR-1903 Sample Number....................: TCT240122E039-0101 Operation Frequency ........... : 234.18kHz ~ 236.52kHz Output power ........................ : 0.66W Modulation Technology ....... : Load modulation Antenna Type ........................ : Inductive loop coil Antenna Rating(s)................................ : DC 5V Note: The antenna gain listed in this report is provided by applicant, and the test laboratory is not responsible for this parameter. 1.2. Model(s) list None. Report No.: TCT240122E040 Page 4 of 11 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 2. Facilities and Accreditations 2.1. Facilities The test facility is recognized, certified, or accredited by the following organizations: ● FCC - Registration No.: 645098 SHENZHEN TONGCE TESTING LAB Designation Number: CN1205 The testing lab has been registered and fully described in a report with the (FCC) Federal Communications Commission. The acceptance letter from the FCC is maintained in our files. ● IC - Registration No.: 10668A-1 SHENZHEN TONGCE TESTING LAB CAB identifier: CN0031 The testing lab has been registered by Certification and Engineering Bureau of Industry Canada for radio equipment testing. 2.2. Location SHENZHEN TONGCE TESTING LAB Address: 2101 & 2201, Zhenchang Factory, Renshan Industrial Zone, Fuhai Subdistrict, Bao'an District, Shenzhen, Guangdong, 518103, People's Republic of China TEL: +86-755-27673339 Report No.: TCT240122E040 Page 5 of 11 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 3. Test Results and Measurement Data 3.1. Requirements According to the item 5.b of KDB 680106 D01v03: Inductive wireless power transfer applications with supporting field strength results and meeting all of the following requirements are not required to submit a KDB inquiry for devices approved using SDoC or a PAG for equipment approved using certification to address RF exposure compliance. However, the responsible party is required to keep a copy of the test report in accordance with KDB 865664 D02. A copy of the test report is to be submitted with the application if the …

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Dongguan Shijie Xianghong Inductor Coil Factory Code :XH20171030001 Product Specifications Version： 01 Page : 1 / 1 Client shenzhenshijingruikeji youxiangongsiMaterial 2RS‐N φ0.3 Use machine Model No. #REF! NameSelf adhesive coil Single axis winding machine Specification requirements: Winding direction Resistance (DCR) Test Conditions Inductance value(L)Turns No.Dimensions(mm) CW 0.29Ω Ref@25 °C 1.0KHZ,1V10uH±10%25T Ref A10±0.2 B18±0.5 C0.6±0.2 E35±5 F2～4 Remark:1.Attach 5MM to the intersection of leads Tape 2‐3 times. VersionModify contentModify date Remarks 01First issue2017.10.30 Approval Please confirm and sign back this specification drawing, which will be kept as a customer drawing. MadeConfirmed client confirmation Li MingXu xixian Encrypted file 线 线

Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com TEST REPORT FCC ID. ............................ : 2BERZSR-1903 Test Report No. ............... : TCT240122E039 Date of issue ................... : Jan. 30, 2024 Testing laboratory .......... : SHENZHEN TONGCE TESTING LAB Testing location/ address: 2101 & 2201, Zhenchang Factory, Renshan Industrial Zone, Fuhai Subdistrict, Bao'an District, Shenzhen, Guangdong, 518103, People's Republic of China Applicant's name ............ : shen zhen shi jing rui ke ji you xian gong si Address ........................... : fu hai jie dao qiao tou she qu fu hai gong ye qu si dong si lou jing rui ke ji, shen zhen shi, China Manufacturer's name ... : shen zhen shi jing rui ke ji you xian gong si Address ........................... : fu hai jie dao qiao tou she qu fu hai gong ye qu si dong si lou jing rui ke ji, shen zhen shi, China Standard(s) ..................... : FCC CFR Title 47 Part 15 Subpart C Product Name ................. : Facial Cleansing Brush Trade Mark ...................... : N/A Model/Type reference..... : SR-1903 Rating(s).......................... : DC 5V Date of receipt of test item ......................................... : Jan. 22, 2024 Date (s) of performance of test ................................... : Jan. 22, 2024 ~ Jan. 30, 2024 Tested by (+signature) ... : Ronaldo LUO Check by (+signature) .... : Beryl ZHAO Approved by (+signature): Tomsin General disclaimer: This report shall not be reproduced except in full, without the written approval of SHENZHEN TONGCE TESTING LAB. This document may be altered or revised by SHENZHEN TONGCE TESTING LAB personnel only, and shall be noted in the revision section of the document. The test results in the report only apply to the tested sample. Report No.: TCT240122E039 Page 2 of 29 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Table of Contents 1. General Product Information .................................................................. 3 1.1. EUT description ..................................................................................................... 3 1.2. Model(s) list ............................................................................................................ 3 2. Test Result Summary .............................................................................. 4 3. General Information ................................................................................. 5 3.1. Test environment and mode ................................................................................. 5 3.2. Description of Support Units ................................................................................ 5 4. Facilities and Accreditations .................................................................. 6 4.1. Facilities ................................................................................................................. 6 4.2. Location ................................................................................................................. 6 4.3. Measurement Uncertainty ..................................................................................... 6 5. Test Results and Measurement Data ..................................................... 7 5.1. Antenna requirement ............................................................................................ 7 5.2. Conducted Emission ............................................................................................. 8 5.3. Radiated Spurious Emission Measurement ...................................................... 12 Appendix A: Photographs of Test Setup Appendix B: Photographs of EUT Report No.: TCT240122E039 Page 3 of 29 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 1. General Product Information 1.1. EUT description Product Name ....................... : Facial Cleansing Brush Model/Type reference........... : SR-1903 Sample Number....................: TCT240122E039-0101 Operation Frequency ........... : 234.18kHz ~ 236.52kHz Output power ........................ : 0.66W Modulation Technology ....... : Load modulation Antenna Type ........................ : Inductive loop coil Antenna Rating(s)................................ : DC 5V Note: The antenna gain listed in this report is provided by applicant, and the test laboratory is not responsible for this parameter. 1.2. Model(s) list None. Report No.: TCT240122E039 Page 4 of 29 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 2. Test Result Summary Requirement CFR 47 Section Result Antenna requirement §15.203 PASS AC Power Line Conducted Emission §15.207 PASS Spurious Emission §15.209(a)(f) PASS Note: 1. PASS: Test item meets the requirement. 2. Fail: Test item does not meet the requirement. 3. N/A: Test case does not apply to the test object. 4. The test result judgment is decided by the limit of test standard. Report No.: TCT240122E039 Page 5 of 29 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 3. General Information 3.1. Test environment and mode Operating Environment: Condition Conducted Emission Radiated Emission Temperature: 23.5 C 24.2 C Humidity: 52 % RH 51 % RH Atmospheric Pressure: 1010 mbar 1010 mbar Test Mode: AC mode: Mode 1 Full Load(Load battery level <1%) Mode 2 Full Load(Load battery level 50%) Mode 3 Full Load(Load battery level >99%) Remark All modes have been tested. The worst mode (Mode 1) reported for Conducted emission test and The worst mode (Mode 1) reported for Radiated emission test. The sample was placed 0.8m for the measurement below above the ground plane of 3m chamber. Measurements in both horizontal and vertical polarities were performed. During the test, each emission was maximized by: having the EUT continuously working, investigated all operating modes, rotated about all 3 axis (X, Y & Z) and considered…

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Page 1 of 2 Appendix A: Photographs of Test Setup Product: Facial Cleansing Brush Model: SR-1903 Radiated Emission Page 2 of 2 Conducted Emission