2AZJJ2113FOSOO Sonic Electric Toothbrush

FOSOO Instruction Manual Congratulations on your purchase and welcome to FOSOO! We are here to benefit your oral care. Please read the instruction carefully before using. Important Caution -If you have had oral or gum surgery in the previous 2 months, please consult your dentist before using the toothbrush. -Consult your dentist if excessive bleeding or discomfort occurs after 1 week of use. This appliance is only designed for cleaning teeth, gums, and tongue. Do not use it for any other purpose. Stop using the appliance and contact your doctor if you experience any discomfort or pain. -FOSOO electric toothbrush is a personal care device and is not intended for use on multiple patients in a dental practice or institution. -Stop using a brush head with crushed or bent bristles. Replace the brush head every 3 months or sooner if signs of wear appear. FCC Statement 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: -- Reorient or relocate the receiving antenna. -- Increase the separation between the equipment and receiver. -- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. -- 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. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body. Danger -After cleaning, make sure the charger is completely dry before you connect it to the wall socket. -If the appliance is damaged in any way(brush head, toothbrush handle, or charger), stop using it. This appliance contains no serviceable parts. If the appliance is damaged, contact the distributor where you bought it from. -Children shall not play with the appliance. Introduction Designs: (Please see pic.1) Brush Heads Your FOSOO comes with two brush heads with bristles of different hardness which are designed for all of your oral care requirements. 1. Clean brush head. Adopt Pedex diamond triangular bristles which bring you a superior cleaning experience. Remove the stains and whiten your teeth. 2. Soft brush head. Sharpened bristles can penetrate deep into the gum line, remove dental plaque, reduce gum bleeding, and care for the oral environment. Specifications: Product: Sonic Electric Toothbrush Model name: APEX Size: 23.5*238.5mm Weight: 170g Rated Power: 2W Motor: Maglev sonic motor Battery: 3.7V/2500mA up to 90days with 2 minutes used Charging: 200mA/h with wireless charging base Handle Material: Metal Zinc Alloy Bristles Material: Nylon; PBT Brush Head: Food - grade ABS; TPE Waterproof Rating: IPX7 FCC ID: 2AZJJ2113 What in the Box 1 * Toothbrush Handle 2 * Hygienic Travel Case 1 * Soft Brush Head Mode Button Brush head Intensity/ Battery Indicator Power on / off / Intensity Button Mode Indicator 1 * Clean Brush Head 1 * Wireless Charging base 1 * User Manual Note: The content of the box may vary based on the model purchased. Features Highlights ● High-frequency vibration Delivers up to 42000 brush movements per minute. Remove plaque and stains effectively, preventing gingivitis and cleaning deeply. ● Quadpacer A 2-minute smart timer with interval pausing gives a reminder to change the brushing location every 30 seconds. ● Memory mode When turning on your FOSOO toothbrush next time, it will automatically jump to the last used mode to take care of user habits. ● Battery reminder When the voltage of the battery is low, the battery and mode indicator will flash slowly. ● Wireless charging base Travel-friendly, compatible with global voltage. ● Waterproof IPX7 Safe to use in the bath and shower. ● 4 modes (“Clean, Polish, White, Gum care”) and 3 intensities (“Low, Medium, High”). ● Backed with a tongue cleaner, reduce breath problem. ● 10 hours Charging & 90 days battery life. Brushing moods FOSOO APEX toothbrush is equipped with 4 different modes to accommodate all of your daily oral care needs. 1. Clean Mode: High frequency of vibrations, give you a thorough and completely clean with 38400 vibrations per minute. 2. Polish Mode: Higher frequency of vibrations, polish away stains and tartar from the teeth and gums with 42000 vibrations per minute. 3. White Mode: Alternating strong and weak vibrations, effectively remove surface stains to keep your teeth shining bright with 38400 vibrations per minute. 4. Gum Care Mode: Low frequency of vibrations, gently stimulate and massage the gums to improve gum health with 32400 vibrations per minute., suitable for those suffering from bleeding gums, swelling, or inflammation. Guide Using Your FOSOO Toothbrush - Firmly press the brush head down onto the metal shaft until it stops. - Wet the bristles and apply an appropriate amount of toothpaste onto the brush. - Enter standby state: When the toothbrush is tur…

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Shenzhen Wellon Technology Co., Limited Model Difference Product Name: FOSOO Sonic Electric Toothbrush Model Number: APEX, NOV, LUX FCC Identifier: 2AZJJ2113 All the models are the same circuit and RF module, except the model names and outlook color. Regards Sincerely Client’s signature Client’s name / title : Zhong hui / Manager Contact information / address: Room 202, Block A, No.1 Chuangjin Park, No. 125 Chuangye 2nd Street, No.28 Baoan area, Bao'an District, Shenzhen, Guangdong, China

Shenzhen Wellon Technology Co., Limited 1/1 Letter of Authorization Company: Shenzhen Wellon Technology Co., Limited Address: Room 202, Block A, No.1 Chuangjin Park, No. 125 Chuangye 2nd Street, No.28 Baoan area, Bao'an District, Shenzhen, Guangdong, China Product Name: FOSOO Sonic Electric Toothbrush Model Number: APEX, NOV, LUX FCC Identifier: 2AZJJ2113 We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name: Zhong hui Date: 2021-04-15 Title: Manager Signature of applicant:

Shenzhen Wellon Technology Co., Limited 1/1 Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 2021-04-15 Subject: Request for Confidentiality FCC ID: 2AZJJ2113 To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules (47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location No No Attestation Statement No No External Photos No ☐ Block Diagram ☒ ☐ Schematics ☒ ☐ Test Report No No Test Setup Photos No ☐ User’s Manual No ☐ Internal Photos No ☐ Parts List / Tune Up ☐ ☒ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No No SDR Software / Security Info ☐ No NOTE 1: Long-Term Confidentiality may be permitted under special conditions (See II. LONG-TERM CONFIDENTIALITY, Section 3 of KDB 726920, use last in force) NOTE 2: Short-Term Confidentiality can be requested for a maximum of 180 days from the date of the grant. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Zhong hui Title: Manager

Size:10.5*8mm M/N: APEX FCC ID: 2AZJJ2113 Label location

antenna location

Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 1 of 4 FCC ID: 2AZJJ2113 RF Exposure Evaluation 1 Measuring Standard KDB 680106 D01 RF Exposure Wireless Charging Apps v03 2 Requirements According to the item 5 of KDB 680106 D01v03: Inductive wireless power transfer applications that meet all of the following requirements are excluded from submitting an RF exposure evaluation. (1) Power transfer frequency is less than 1MHz. (2) Output power from each primary coil is less than or equal to 15 watts. (3) The transfer system includes only single primary and secondary coils. This includes charging systems that may have multiple primary coils and clients that are able to detect and allow coupling only between individual pairs of coils. (4) Client device is placed directly in contact with the transmitter. (5) Mobile exposure conditions only (portable exposure conditions are not covered by this exclusion). (6) The aggregate H-field strengths at 15 cm surrounding the device and 20 cm above the top surface from all simultaneous transmitting coils are demonstrated to be less than 50% of the MPE limit. Remark: Meet all the above requirements. Limits The criteria listed in the following table shall be used to evaluate the environment impact of human exposure to radio frequency (RF) radiation as specified in 1.1307(b) Limits for Maximum Permissible Exposure (MPE) Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 2 of 4 3 Test Setup 4 Test Procedure 1) The RF exposure test was performed in anechoic chamber. 2) The measurement probe was placed at test distance (15 cm from all sides and 20 cm from the top) which is between the edge of the charger and the geometric center of probe. 3) The highest emission level was recorded and compared with limit as soon as measurement of each points (A, B, C, D, E) were completed. 4) The EUT was measured according to the dictates of KDB 680106 D01v03. Remark：The EUT’s test position A, B, C, D and E is valid for the E and H field measurements. Prepared By: Date: Apr. 09, 2021 Project Engineer Check By: Date: Apr. 09, 2021 Reviewer Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 3 of 4 5 Test Instruments list Test Equipment Manufacturer Model No. SN. Cal.Date (mm-dd-yy) Cal.Due date (mm-dd-yy) Exposure Level Tester Narda ELT-400 N-0231 June. 25 2020 June. 24 2021 Magnetic field probe 100cm 2 Narda ELT probe 100cm 2 M0675 June. 25 2020 June. 24 2021 6 Test Result E-Filed Strength at 15 cm from the edges surrounding the EUT (V/m) Frequency Range (MHz) Test Position A Test Position B Test Position C Test Position D Limits (V/m) 0.110-0.205 0.56 0.57 0.47 0.51 614 E-Filed Strength at 20 cm from the top of the EUT (V/m) Frequency Range (MHz) Test Position E Limits (V/m) 0.110-0.205 0.86 614 H-Filed Strength at 15 cm from the edges surrounding the EUT (A/m) Frequency Range (MHz) Test Position A Test Position B Test Position C Test Position D Limits (A/m) 0.110-0.205 0.12 0.23 0.15 0.27 1.63 H-Filed Strength at 20 cm from the top of the EUT (A/m) Frequency Range (MHz) Test Position E Limits (A/m) 0.110-0.205 0.31 1.63 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 4 of 4 7 Test Set-up Photo

Global United Technology Services Co., Ltd. Report No.: GTSL202104000139F01 Authorized Signature: Robinson Lo Laboratory Manager This results 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. Page 1 of 20 TEST REPORT Applicant: Shenzhen Wellon Technology Co., Limited Address of Applicant: Room 202, Block A, No.1 Chuangjin Park, No. 125 Chuangye 2nd Street, No.28 Baoan area, Bao'an District, Shenzhen, Guangdong, China Manufacturer/Factory: Shenzhen Wellon Technology Co., Limited Address of Manufacturer/Factory: Room 202, Block A, No.1 Chuangjin Park, No. 125 Chuangye 2nd Street, No.28 Baoan area, Bao'an District, Shenzhen, Guangdong, China Equipment Under Test (EUT) Product Name: FOSOO Sonic Electric Toothbrush Brand Name: N/A Model No.: APEX, NOV, LUX FCC ID: 2AZJJ2113 Applicable standards: FCC CFR Title 47 Part 15 Subpart C Date of sample receipt: Mar. 22, 2021 Date of Test: Mar. 22, 2021 - Apr. 09, 2021 Date of report issued: Apr. 09, 2021 Test Result : PASS * * In the configuration tested, the EUT complied with the standards specified above. Report No.: GTSL202104000139F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 2 of 20 2 Version Version No. Date Description 00 Apr. 09, 2021 Original Prepared By: Date: Apr. 09, 2021 Project Engineer Check By: Date: Apr. 09, 2021 Reviewer Report No.: GTSL202104000139F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 3 of 20 3 Contents Page 1 COVER PAGE .............................................................................................................................................1 2 VERSION ...................................................................................................................................................2 3 CONTENTS ...............................................................................................................................................3 4 TEST SUMMARY ......................................................................................................................................4 4.1 MEASUREMENT UNCERTAINTY .............................................................................................................4 5 GENERAL INFORMATION .......................................................................................................................5 5.1 GENERAL DESCRIPTION OF EUT ..........................................................................................................5 5.2 TEST MODE .........................................................................................................................................6 5.3 DESCRIPTION OF SUPPORT UNITS ........................................................................................................6 5.4 TEST FACILITY ....................................................................................................................................6 5.5 TEST LOCATION ..................................................................................................................................6 5.6 OTHER INFORMATION REQUESTED BY THE CUSTOMER ..........................................................................6 6 TEST INSTRUMENTS LIST ......................................................................................................................7 7 TEST RESULTS AND MEASUREMENT DATA .......................................................................................9 7.1 ANTENNA REQUIREMENT: .....................................................................................................................9 7.2 CONDUCTED EMISSIONS ....................................................................................................................10 7.3 SPURIOUS EMISSION .........................................................................................................................13 7.4 20DB OCCUPY BANDWIDTH ...............................................................................................................18 8 TEST SETUP PHOTO .............................................................................................................................20 9 EUT CONSTRUCTIONAL DETAILS .......................................................................................................20 Report No.: GTSL202104000139F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 4 of 20 4 Test Summary Test Item Section in CFR 47 Result Antenna requirement 15.203 Pass AC Power Line Conducted Emission 15.207 Pass Spurious Emission 15.209(a)(f) Pass 20dB Bandwidth 15.215 Pass Pass: The EUT complies with the essential requirements in the standard. 4.1 Measurement Uncertainty Test Item Frequency Range Measurement Uncertainty Notes Radiated Emission 30MHz-200MHz 3.8039dB (1) Radiated Emission 200MHz-1GHz 3.9679dB (1) Radiated Emission 1GHz-18GHz 4.29dB (1) Radiated Emission 18GHz-40GHz 3.30dB (1) AC Power Line Conducted Emission 0.15MHz ~ 30MHz 3.44dB (1) Note (1): The measurement uncertainty is for coverage factor of k=2 and a level of confidence of 95%. Report No.: GTSL202104000139F01 Global United Technology Services Co., Ltd. No. 123-128, Tower A, J…

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Radiated Emission Conducted Emissions MPE