Video The Floureon TH-210 3 in 1 stud center finder, metal and AC live wire detector can locate hidden metal pipes, live wire, stud and wooden frames accurately, it is a good helper when you decorate your home. The audio and visual detection modes on the Floureon will beep and display on the screen once it has found any obstacles behind the wall. The Floureon will accurately detect metal pipes and AC live wire up to 76mm deep and studs / wooden frames up to 38mm deep. Features Easy to operate, you can easily find the stud center. 3 detecting mode: stud scan mode, metal scan mode, AC wire scan mode. Accurately detects hidden metal pipes up to 76mm depth, AC live wire up to 76mm depth, stud and wooden frames up to 38mm. With audio and visual indication. Beep sound reminding and LCD display with backlight, convenient to make a mark and read. All the detector modes are with auto calibration function. Powered by 1 x 6F22 9V battery(not included). Specifications Brand Floureon Model TH-210 Battery 6F22 9V battery(not included) Detecting Distance 1-10cm Product Weight 170g Package Contents 1 x Handheld Stud Center Finder