3pcs DIY Simple Metal Detector Metal Locator DC 3V-5V Electronic Metal Sensor Module Kit

Description: Supply voltage: 3-5V Dimensions: 66 x 61MM Maximum detection range: 5CM The new board simple metal detector kit with 1.6mm double-sided fiberglass board do Uses: games and entertainment, security checks, searches the body of metal products, including cell phones, etc. according to the production principle, also can be designed according to the principles of this package produce cars detection, traffic statistics, elevator floor control, production equipment position detection production equipment design, electronic product design, development of amusement equipment, metal proximity switches, metal detector body. Package included: 3 x DIY Simple Metal Detector Kit