Features: 5 in 1 DEEP DETECTION FUNCTION: our wall scanner wood stud finder features 5 scanning modes respectively. Includes 1/2 stud scan, 1 stud scan, 1.5 stud scan, metal scan & AC scan. Helps you quickly & easily locate wood, metal studs, joists, beams, metal pipes, rebar & live AC wire behind walls, floors, ceilings. HELPFUL LCD DISPLAY & SOUND WARNING: this wall detector features a large LCD display & sound warning to help detect the accurate location of the objects. Saves you lots of time by displaying the desired stud center & the precise position of the stud. HIGHLY COMPATIBLE: our wall stud finder sensor is lightweight, long-lasting and convenient to use in your home, office, workshop. Makes all of your DIY home projects easier such as mounting your TV, bathroom cabinet, photo frame, garage racks etc. AUTOMATIC CALIBRATION AND SIMPLE USE: turn on the stud finder and complete calibration by placing it on the wall. The finder will flash and beep once it has picked up the edge of a stud. Automatic calibration before using provides users with maximum reliability & accuracy. COMFORTABLE ERGONOMIC DESIGN: the ergonomic design means you can hold the wall scanner in your hand comfortably. Strong grip lets you hold the electric stud finder tightly & keep it moving correctly to get more accurate results. Specifications: Material: ABS Color: Black Display: LCD Battery: 6F22(Include battery) Working Temperature: 0 - 40 Package Size: 16 * 10 * 5cm / 6.30 * 3.94 * 1.97in Package Weight: 220g Packing List: 1 * Stud Finder 1* 6F22