FCC ID: 2AXJVVC720MV Switch Charger

User Manual Please read this instructions carefully and keep it properly. Product Parameter NameSwitch charger ModelVC720MV InputAC 120-277V50-60Hz Operation frequency110-208kHz Modulation TypeASK Antenna Gain0 dBi Note: The above parameters are derived from the actual measurement of the product, the actual parameters will vary due to the product or other factors. Instructions 1. The blue LED indicator light will be on after power-on. 2. Put on the wireless receiving device that supports, enter the charging state after the product is aligned 3. When wireless charging encounters a metal foreign body, the wireless charger will automatically activate the FOD foreign body alarm function, and the indicator light will flash quickly, remove the metal foreign body, you can charge normally. Matters needing attention 1. It is recommended to use a high-power adapter with18W above for better experience. 2. Please try to avoid placing metal objects on the contact surface during charging, such as patches, finger rings, metal protective shells, etc. 3. If you find intermittent charging or severe heating while charging, it is likely that the receiving coil of the wireless charging coil are not accurately aligned, and then perform the correct position alignment. 4. This product has input over-current and over-voltage protection function, if improper use will shut down or reduce the output power, please check whether the equipment is abnormal or improper use. 5. When using, keep the ambient temperature at -20 to 55 as much as possible. Please avoid putting the product in water, fire, high (>55) and too low temperature (<-20) environment, and keep children away from accessories. 6. Please use a dry soft cloth to clean the surface and avoid cleaning with chemicals, soap or detergent. 7. The user's improper use or improper placement of this product may cause the product's life to be reduced or damaged, and the resulting liability does not belong to the scope of the warranty or the manufacturer's responsibility, please understand. FCC Statement Any Changes or modifications not expressly approved by the party responsible for compliance could void the users authority to operate the equipment. 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. FCC Radiation Exposure Statement:

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. Note: 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.

Company: Espen Technology, Inc. Add: 12257 Florence Ave. Santa Fe Springs, California, 90670 United States Tel: (562) 529-2938 221 Fax: (562) 529-2978 FCC Authorization Date: 2020-09-15 FEDERAL COMMUNICATIONS COMMISSION Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization To whom it may concern:

We, Espen Technology, Inc., the undersigned, Hereby authorizes Bay Area Compliance Laboratories Corporation to act on its behalf in all matters relating to application for Equipment authorization, including the signing of all documents relating to these matters. All acts carried out by Bay Area Compliance Laboratories Corp. on our behalf shall have the same effect as our own action. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. This authorization is valid until further written notice from the applicant. Sincerely Yours, Signature:

Printed Name: Eric Yu Title: Engineer QA-FR-170-B

Company: Espen Technology, Inc. Add: 12257 Florence Ave. Santa Fe Springs, California, 90670 United States Tel: (562) 529-2938 221 Fax: (562) 529-2978 E-mail: eric@espentech.com Signature:

Printed Name: Eric Yu Title: Engineer FCC Confidential Authorization Date: 2020-09-15 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID: 2AXJVVC720MV To: whom it may concern, In accordance with Sections 0.457 and 0.459 of the Commissions Rules, Espen Technology, Inc. hereby requests long-term confidential treatment of information accompanying this application as outlined below:

Block Diagram Schematics Operation Description Sincerely Yours, The above materials contain proprietary and confidential information not customarily released to the public. The public disclosure of these materials provides unjustified benefits to its competitors in the market.