3 In 1 Metal Detector Digital Wall Detector Pinpointer Metal Finder Wood Studs AC Voltage Live Wire Wall Scanner Electric Box Description: 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 inch (25mm). 4. The center of the stem can be detected. The wall thickness is within 11/2 inches (38mm). 5. Can detect iron, lead, aluminum and other metals, wall thickness within 2.36 inches (60 mm) 6.Detectable live wires in the wall, wall thickness within 2 inches (51mm) 7.All detection functions have automatic correction function. 8. All detection functions have AC warning function. 9. Display the edge of the wood rack 10. Low Voltage Display Specifications: Material: ABS Shell Power supply: 1*6F229V battery (not included) Working temperature: 0 - 40 Product size: 154.7*69.5*30mm/6.09*2.74*1.18 Weight: 146g Color: Black/Yellow 3 in 1 : Multi-scanner stud finder for Wood, Metal, AC Current Features: Stud Sensor Scanner Depth: Detects stud up to 0.71 inches (18mm) , metal up to 1.2 inches (30mm), presence of live wire up to 3 inches (50mm) . Quickly locates edges and center of wood ,wall studs, metal pipes,wooden joist ,rebar behind walls, floors and ceilings, also indicates the presence of live AC wire . Easy to Read : LCD with digital display and continuous sound warning indicating you the location of the edges of the studs. Easy to Use : After battery installation,the unit is turned on with a long beep,when auto power off,press TEST button for two seconds to turn on again.Auto power off without any operation . Compact design is easy to hold and use. Low battery indication. Battery:AAA 1.5V*3not included. Specifications: Color: Blue,Red,Yellow,Green(optional) Material: ABS Battery Power: AAA 1.5V*3(not include) Stud Detecting Depth: wood 30*30mm:18mm Metal Detecting Depth: Iron Pipe 25mm:30mm AC Live WiresAC 90-520V live wire5cmfrequency at 50-60Hz Operating Temperature and humidity: -7-40,<75% Storage Temperature and humidity: -20-50,<85% Size: 155(L)*72(W)*28(H)mm Weight: 200g Packing List: 1Stud Finder Sensor 1User Manual Description: 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.