3 in 1 Metal Gold Detector Find Metal Wood Studs AC Voltage Live Wire Detector Wall Scanner Wall Scanner Electric Box Gold Finde Projectors & Accessories so that user can know

so that user can know  the alarm place and zone when receive the alarm call remotely

96 inch OLED 96 * 32DOTS large display

Mobile Unicom 2G call + network simultaneous amplification

3 feet (SW1)

18650 battery (protected) x1

3 in 1 Metal Gold Detector Find Metal Wood Studs AC Voltage Live Wire Detector Wall Scanner Wall Scanner Electric Box Gold Finde Projectors & Accessories so that user can knowDescription: Wood stem center detector with metal and voltage detection function. It is used to detect the center position of wooden stem, metal position and live wire in wood and gypsum board wall. Features: 1. Rapid detection of the central position of the stem 2. LCD display, easy to read 3. The center of the stem can be detected. The wall thickness is within 1 2 inch (13mm). The center of the stem can be detected. The wall thickness is within 1