Device, Skin Potential Measurement is FDA product code HCJ, Class 2, 21 CFR 882.1560.
What Does It Take to Sell It in the United States?
It is exempt from premarket notification: the manufacturer registers its establishment and lists the device, and no 510(k) is needed before it is sold in the United States.
2 catalogue numbers from MC10, listed by Shanghai MAY Skin Information Technology Co., Ltd., China, under Device, Skin Potential Measurement. 6 manufacturers in China are registered for this product code.
Where China Actually Supplies
Every device page names the company that lists it and the factories registered to make the same thing. These are the sections with the most of them.