It is a handheld wall detector with high sensitivity for home decoration, which could help you locate hiddened metal pipes, live wire, stud and metal frames accurately when you want to dig a hole to hanged a picture or install shelves.Features:This stud finder wall scanner allows you to efficiently switch between the 3 different scan modes within minutes. Easily locate the metal, pipes, as well as the live AC wires with this stud finder.Ergonomic Design: handheld and anti-slip body for comfortable and firm grip.Smart Beep Function: reminds you of the stud's location to find the stud center quickly.LCD with Backlight Display: LCD digital display to show the indication clearly.3 Detecting Modes: stud scan mode, metal scan mode, AC wire scan mode.Automatic Calibration: adjusts the detection automatically for precise detection.Suitable for professional, homeowner or a DIY enthusiast.Specifications:Color: Orange + BlackMaterial: ABS*Maximum Detection Depth:Metal Rebar: 76mmAC Live Wire: 76mmWood and Metal Studs: 38mmOperating Temperature: -20 ~ 60°CStorage Temperature: -20 ~ 60°CPower-Supply: 1 * 9V 6F22 Batterys(Not Included)Package Size: Approx. 232 * 149 * 45mm / 9.1 * 5.9 * 1.8inPackage Weight: Approx. 191g / 6.7ozPacking List:1 * Wall Detector