Parameters: Name: Handheld 6 in 1 Metal Detector Wall Finders Working current: 50maShutdown current: 10AAutomatic shutdown time: 3 minutesSize:16.7*6.6cm/6.6*2.6inFeatures: Precise inspection: Sound warning, efficient detection, fast and accurate positioning of metal surfaces.High definition lcd screen: Clear reading results on the high-definition lcd display screen.Don't worry about drilling into live wires: Live ac wires will be displayed in all modes to avoid potential serious accidents.Save point mode: Automatically shut down within 3 minutes without any operation.Purpose: Quickly locate wood, metal, and ac wires hidden in the walls, floors, and ceilings of a house. It can work in flat noodles, wallpaper, wood floor, acoustic ceiling, spray painted wall and other places. Prevent you from encountering danger when installing televisions, cabinets, garage racks, etc.Package include:Wall detector*1