3 in 1 Live Wire Detector,Live Wire Detector Stud Wood Wall Center Scanner Finder,Stud Finder Wall Scanner Finder Metal AC Tool Kit with LCD Screen Description: This stud finder 3 in 1 stud center finder metal and AC live wire detector is a good helper when you decorate your home. It can avoid unnecessary losses when you want to dig a hole to hang a picture or install shelves and so on by locating hidden metal pipes, live wire,stud and wooden frames accurately. 3 Detector Modes: 1. Stud Scan Mode: locates the edge of metal and wood stud in normal walls up to 1.5 inch (38mm). 2. Metal Scan Mode : locates the metal such as iron copper and aluminum pipe up to 3 inch (76mm). 3. AC Wire Scan Mode : locates the AC wire up to 3 inch(76mm). Specification: Color: Yellow Operating Temperature: - 20 ℃-50 ℃ Battery: 1 * 9V Battery (not included) Size: Approx. 15.5 * 7 * 3 cm / 6.1 * 2.8 * 1.2in Weight: Approx. 199g Package List: 1 * Detector 1 * Manual