Is the anti-static bracelet in Japan useful?

It must be useful to buy genuine products. The electrostatic bracelet consists of conductive elastic band, movable snap fastener, spring PU wire, protective resistor and plug or alligator clip. It is a small device that releases static electricity left by human body to protect human body. There are three kinds of wristbands: corded wristbands, cordless wristbands and smart anti-static wristbands. According to the structure, it is divided into single-ring wristband and double-ring wristband.