2AYYR-M1B20Wireless charger for mobile device

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CHERISH CO., LTD. Agent Authorization Company: CHERISH CO., LTD. Address: 907, 288, Digital-ro, Guro-gu, Seoul, Korea Product Name: Wireless charger for mobile device Model Number(s ): M1B20, M1B20-1W, M1B20-1P, M2B20-WC, M2B20-WS, M1B20-2C, M1B20-2P, M1B20-2W, M1B20-1Y, M1B20-1S, M1B20-2Y, M1B20-2S, M1B20-1C ， M1B20-1B, M1B20-2B Product Description: Wireless charger for mobile device 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: Feb. 23, 2021 Name: YANAN QIN Title: CEO Company: CHERISH CO., LTD.

Letter of Declaration Company: CHERISH CO., LTD. Address: 907, 288, Digital-ro, Guro-gu, Seoul, Korea Product Name: Wireless charger for mobile device Model Number: M1B20, M1B20-1W, M1B20-1P, M2B20-WC, M2B20-WS, M1B20-2C, M1B20-2P, M1B20-2W, M1B20-1Y, M1B20-1S, M1B20-2Y, M1B20-2S, M1B20-1C，M1B20-1B, M1B20-2B FCC Identifier: 2AYYR-M1B20 Compliant with KDB680106 D01 RF Exposure Wireless Charging Apps v03 section 5,b： (1) Power transfer frequency is less than 1 MHz. -The device operate in the frequency range 125KHz. (2) Output power from each primary coil is less than or equal to 15 watts. -The maximum output power of the primary coil is 15W (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. -The transfer system including a charging system with only single primary coils is to detect and allow only (4) Client device is placed directly in contact with the transmitter. -The EUT is placed directly in contact with the transmitter (5) Mobile exposure conditions only (portable exposure conditions are not covered by this exclusion). -The EUT is a mobile exposure conditions only. (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. - The EUT meet the conditions. Name: YANAN QIN Date: Feb. 23, 2021 Title: CEO Signature of applicant:

< CHERISH CO., LTD.> Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD21046 Date: Feb. 23, 2021 Subject; Request for Long Term Confidentiality FCC ID: 2AYYR-M1B20 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. Name: YANAN QIN Date: Feb. 23, 2021 Title: CEO Signature of applicant:

Model Difference Declaration To Whom It May Concern, We, CHERISH CO., LTD.(Wireless charger for mobile device) Trademark:MONOLAB; Model Number: M1B20, M1B20-1W, M1B20-1P, M2B20-WC, M2B20-WS, M1B20-2C, M1B20-2P, M1B20-2W, M1B20-1Y, M1B20-1S, M1B20-2Y, M1B20-2S, M1B20-1C，M1B20-1B, M1B20-2B; All model’s the function, software and electric circuit are the same, just one product model name and color, and different cable lengths . Test sample model: M1B20. Please contact me if you have any question. Name: YANAN QIN Date: Feb. 23, 2021 Title: CEO Signature of applicant:

Annex A External Photos Report No.: HK2101140381-1E/2E Page 1 of 3 Report No.: HK2101140381-1E/2E Page 2 of 3 Report No.: HK2101140381-1E/2E Page 3 of 3

FCC ID LABEL: Ca. 5mm x 10mm Include in manual: 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. Label Location FCC ID: 2AYYR-M1B20

Annex B Internal Photos Report No.: HK2101140381-1E/2E Page 1 of 3 Report No.: HK2101140381-1E/2E Page 2 of 3 Antenna Report No.: HK2101140381-1E/2E Page 3 of 3

Page 1 of 8 Report No.: HK2101140381-2E FCC TEST REPORT Test report On Behalf of CHERISH CO., LTD. For Wireless charger for mobile device Model No.: M1B20, M1B20-1W, M1B20-1P, M2B20-WC, M2B20-WS, M1B20-2C, M1B20-2P, M1B20-2W, M1B20-1Y, M1B20-1S, M1B20-2Y, M1B20-2S, M1B20-1C ，M1B20-1B, M1B20-2B FCC ID: 2AYYR-M1B20 Prepared for : CHERISH CO., LTD. 907, 288, Digital-ro, Guro-gu, Seoul, Korea Prepared By : Shenzhen HUAK Testing Technology Co., Ltd. 1F, B2 Building, Junfeng Zhongcheng Zhizao Innovation Park, Fuhai Street, Bao'an District, Shenzhen City, China Date of Test: Jan. 26, 2021 ~Feb. 02, 2021 Date of Report: Feb. 02, 2021 Report Number: HK2101140381-2E Page 2 of 8 Report No.: HK2101140381-2E Note: 1. For a more detailed features description, please refer to the manufacturer’s specifications or the User's Manual. 2. Channel List Channel Frequency (KHz) Channel Frequency (MHz) Channel Frequency (MHz) Channel Frequency (MHz) 01 125 The EUT antenna is Coil Antenna. No antenna other than that furnished by the responsible party shall be used with the device. 2. SUMMARY OF TEST RESULTS 2.1 Test procedures according to the technical standards: FCC KDB680106 D01 RF Exposure Wireless Charging Apps v03 FCC CFR 47 Standard Section Test Item Judgment Remark FCC CFR 47 part1, 1.1310 KDB680106 D01v03 (3)(3) Electric Field Strength (E ) (V /m) PASS Magnetic Field Strength (H ) (A/m) PASS 2.2 MEASUREMENT UNCERTAINTY The reported uncertainty of measurement y ±U，where expended uncertainty U is based on a standard uncertainty multiplied by a coverage factor of k=2，providing a level of confidence of approximately 95 %。 No. Item Uncertainty 1 All emissions,radiated(<30M)(9KHz-30MHz) ±4.26dB 2 Temperature ±0.5°C 3 Humidity ±2% Page 3 of 8 Report No.: HK2101140381-2E 2.3 Test Instruments Description Brand Model No. Frequency Range Calibrated Date Calibrated Until Broadband Field Meter NARDA NBM-550 - Jun. 18, 2020 Jun. 17, 2021 Magnetic Field Meter NARDA ELT-400 1 – 400kHz Jun. 18, 2020 Jun. 17, 2021 Magnetic Probe NARDA HF-3061 300kHz – 30MHz Jun. 18, 2020 Jun. 17, 2021 Magnetic Probe NARDA HF-0191 27 – 1000MHz Jun. 18, 2020 Jun. 17, 2021 Broadband Field Meter NARDA NBM-550 - Jun. 18, 2020 Jun. 17, 2021 Electric Field Meter COMBINOVA EFM 200 5Hz – 400kHz Jun. 18, 2020 Jun. 17, 2021 E-Field Probe NARDA EF-0391 100kHz – 3GHz Jun. 18, 2020 Jun. 17, 2021 E-Field Probe NARDA EF-6091 100MHz – 60GHz Jun. 18, 2020 Jun. 17, 2021 lsotropic Electric Field| Probe NARDA EP-601 511WX60706 Jun. 18, 2020 Jun. 17, 2021 NOTE: 1. The calibration interval of the above test instruments is 12 months . Page 4 of 8 Report No.: HK2101140381-2E 3. MAXIMUM PERMISSIBLE EXPOSURE 3.1 MAXIMUM PERMISSIBLE EXPOSURE Limit of Maximum Permissible Exposure Limits for Occupational / Controlled Exposure Frequency Range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/ cm²) 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 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/ cm²) 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 30 Note 1: f = frequency in MHz ; *Plane-wave equivalent power density Note 2: For the applic able limit, see FCC 1.1310, 680106 D01 RF Exposure Wirel ess Charging Apps v03 Note 3: Emissions between 100 kHz to 300 kHz should be assessed versus the limits at 300 kHz in Tabl e 1 of Section 1.1310: 614 V/m and 1.63A/m. A KDB inquiry is required to determine the applicable exposure limits belo w 100 kHz. Page 5 of 8 Report No.: HK2101140381-2E 4. TEST PROCEDURE a. For devices designed for typical desktop applications, such a wireless charging pads, RF exposure evaluation should be conducted assuming a user separation distance of (H-field & E- field strengths for all sides is 15cm, H-field strengths of top side is 20cm). E and H field strength measurements or numerical modeling may be used to demonstrate compliance. Measurements should be made from all sides and the top of the primary/client pair, with the 15 cm measured from the center of the probe(s) to the edge of the device. 4.1 TEST SETUP 4.2 RESULT OF MAXIMUM PERMISSIBLE EXPOSURE Page 6 of 8 Report No.: HK2101140381-2E For Full load mode: E-Field Strength at 15 cm from the edges surrounding the EUT (V/m) Frequency Range (MHz) Te s t Position A Te s t Position B Te s t Position C Te s t Position D Te s t Position E Limits Te s t (V/m) 0.125 1.49 1.52 1.41 1.37 1.39 614 H-Field Strength at 15 cm from the edges surrounding the EUT (A/m) Frequency Range (MHz) Te s t Position A Te s t Position B Te s t Position C Te s t Position D Te s t Position E Limits Te s t (A/m) 0.125 0.21 0.25 0.38 0.21 0.24 1.63 For Half Load mode: E-Field Strength at 15 cm from the edges surrounding the EUT (V/m) Frequency Range (MHz) Te s t Position A Te s t Position B Te s t Position C Te s t Position D Te s t Position E Limits Te st (V/m) 0.125 1.42 1.37 1.51 1.39 1.49 614 H-Field Strength at 15 cm fro m the edges surrounding the EUT (A /m) Frequency Range (MHz) Te s t Position A Te s t Position B Te s t Position C Te s t Position D Te s t Position E Limits Te s t (A/m) 0.125 0.24 0.21 0.38 0.19 0.14 1.63 Page 7 of 8 Report No.: HK2101140381-2E For No load mode: E-Field Strength at 15 cm fro m the edges surrounding the EUT (V /m) Frequency Range (MHz) Te s t Position A Te s t Position B Te s t Position C Te s t Position D Te s t Position E Limits Te s t (V/m) 0.125 1.32 1.48 1.50 1.41 1.32 614 H-Field Strength at 15 cm fro m the edges surrounding the EUT (A /m) Frequency Range (MHz) Te s t Position A Te s t Position B Te s t Position C Te s t Position D Te s t Position E Limits Te s t (A/m) 0.125 0.28 0.21 0.30 0.26 0.…

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Page 1 of 20 Report No.: HK2101140381-1E FCC TEST REPORT Test report On Behalf of CHERISH CO., LTD. For Wireless charger for mobile device Model No.: M1B20, M1B20-1W, M1B20-1P, M2B20-WC, M2B20-WS, M1B20-2C, M1B20-2P, M1B20-2W, M1B20-1Y, M1B20-1S, M1B20-2Y, M1B20-2S, M1B20-1C ，M1B20-1B, M1B20-2B FCC ID: 2AYYR-M1B20 Prepared for : CHERISH CO., LTD. 907, 288, Digital-ro, Guro-gu, Seoul, Korea Prepared By : Shenzhen HUAK Testing Technology Co., Ltd. 1F, B2 Building, Junfeng Zhongcheng Zhizao Innovation Park, Fuhai Street, Bao'an District, Shenzhen City, China Date of Test: Jan. 26, 2021 ~Feb. 02, 2021 Date of Report: Feb. 02, 2021 Report Number: HK2101140381-1E Page 2 of 20 Report No.: HK2101140381-1E TEST RESULT CERTIFICATION Applicant’s name .................. : CHERISH CO., LTD. Address .................................. : 907, 288, Digital-ro, Guro-gu, Seoul, Korea Manufacture's Name ............. : CHERISH CO., LTD. Address .................................. : 907, 288, Digital-ro, Guro-gu, Seoul, Korea Product description Trade Mark: MONOLAB Product name ........................... : Wireless charger for mobile device Model and/or type reference . : M1B20, M1B20-1W, M1B20-1P, M2B20-WC, M2B20-WS, M1B20-2C, M1B20-2P, M1B20-2W, M1B20-1Y, M1B20-1S, M1B20-2Y, M1B20-2S, M1B20-1C，M1B20-1B, M1B20-2B Standards .............................. : FCC Rules and Regulations Part 15 Subpart C (Section 15.209), ANSI C63.10: 2013 This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen HUAK Testing Technology Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen HUAK Testing Technology Co., Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Date of Test ............................................ : Date (s) of performance of tests ............. : Jan. 26, 2021 ~Feb. 02, 2021 Date of Issue ........................................... : Feb. 02, 2021 Test Result .............................................. : Pass Testing Engineer : (Gary Qian) Technical Manager : (Eden Hu) Authorized Signatory : (Jason Zhou) Page 3 of 20 Report No.: HK2101140381-1E Table of Contents Page 1 . Test Summary 5 1.1 . Test Procedures And Results 5 1.2 . Test Facility 5 1.3 . Measurement Uncertainty 5 2. General Information 6 2.1. General Description of EUT 6 2.2. Carrier Frequency of Channels 7 2.3. Operation of EUT during testing 7 2.4. Description of Test Setup 7 2.5. Measurement Instruments List 8 3. Conducted Emission Test 9 3.1. Block Diagram of Test Setup 9 3.2. Conducted Power Line Emission Limit 9 3.3. Test Procedure 9 3.4. Test Result 10 4. Radia Ted Emissions 12 4.1. Block Diagram of Test Setup 12 4.2. Rules and specifications 13 4.3. Test Procedure 14 4.4. Test Result 14 5. Antenna Requirement 17 6. Photograph Of Test 18 7. Photos Of The EUT 20 Page 4 of 20 Report No.: HK2101140381-1E ** Modifited History ** Revison Description Issued Data Remark Revsion 1.0 Initial Test Report Release Feb. 02, 2021 Jason Zhou Page 5 of 20 Report No.: HK2101140381-1E 1. Test Summary 1.1. Test Procedures And Results DESCRIPTION OF TEST SECTION NUMBER RESULT CONDUCTED EMISSIONS TEST 15.207 COMPLIANT RADIATED EMISSION TEST 15.209 COMPLIANT OCCUPIED BANDWIDTH MEASUREMENT 15.215 N/A ANTENNA REQUIREMENT 15.203 COMPLIANT 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. 1.2. Test Facility Test Firm : Shenzhen HUAK Testing Technology Co., Ltd. Address 1F, B2 Building, Junfeng Zhongcheng Zhizao Innovation Park, Fuhai Street, Bao'an District, Shenzhen City, China 1.3. Measurement Uncertainty Measurement Uncertainty Conducted Emission Expanded Uncertainty = 2.71dB, k=2 Radiated emission expanded uncertainty(9kHz-30MHz) = 4.26dB, k=2 Radiated emission expanded uncertainty(30MHz-1000MHz) = 3.90dB, k=2 Radiated emission expanded uncertainty(Above 1GHz) = 4.28dB, k=2 Page 6 of 20 Report No.: HK2101140381-1E 2. General Information 2.1. General Description of EUT Equipment Wireless charger for mobile device Model Name M1B20 Serial No. M1B20-1W, M1B20-1P, M2B20-WC, M2B20-WS, M1B20-2C, M1B20-2 P, M1B20-2W, M1B20-1Y, M1B20-1S, M1B20-2Y, M1B20-2S, M1B20-1C， M1B20-1B, M1B20-2B Model Difference All model’s the function, software and electric circuit are the same, just one product model name and color, and different cable lengths.Test sample model : M1B20 Trade Mark MONOLAB FCC ID 2AYYR-M1B20 Antenna Type Coil Antenna Antenna Gain 0dBi Operation frequency 125KHz Number of Channels 1 Modulation Type ASK Power Source Input: 5V/1.35A, 9V/1.45A, 9V/1.6A, 12V/1.5A Wireless Output: 5W, 7.5W, 10W, 15W Power Rating Input: 5V/1.35A, 9V/1.45A, 9V/1.6A, 12V/1.5A Wireless Output: 5W, 7.5W, 10W, 15W Page 7 of 20 Report No.: HK2101140381-1E 2.2. Carrier Frequency of Channels Operation Frequency each of channel Channel Frequency 1 125KHz 2.3. Operation of EUT during testing Operating Mode The mode is used: Transmitting mode 2.4. Description of Test Setup Operation of EUT during testing: AC Plug Adapter information Model: EMC 3596 Input: 100-240V, 50-60Hz, 0.5A Output: 5V 3A; 9V 2.22A Mobile phone information Model: Apple 12 The sample was placed (0.8m（30MHz~1GHz）, 0.8m (9KHz~30MHz) ) 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 typical configuration to obtain worst position, manipulating interconnecting cables, rotating the turntable, varying antenna height from 1m to 4m in both horizontal and vertical polarizations. The emissions worst-case are shown in Test Results o…

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M1B20 Radiated Emission Conducted Emission