Features 1、Smart Micro Sensor Chip: This stud finder uses a smart micro sensor chip to accurately and quickly locate the edges and centres of metal, studs, joists, pipes and live AC wires behind walls, floors and ceilings. 2、Multiple Scanning Modes: This stud finder wall scanner has multiple scanning modes including stud scanning, depth scanning, and metal scanning, allowing you to detect a variety of materials and depths. 3、Backlit LCD Display: This stud detector beam finder features a backlit LCD display that shows the centre, edge and position of detected studs as well as battery status. 4、Wide Application: This wall scanner detector quickly locates wood, metal and AC wires concealed in the walls, floors and ceilings of your house and helps you avoid hazards when hanging and mounting TV brackets, picture frames, wall cabinets, garage shelves, racks, mirrors, bathroom knobs and other decorative items. 5、Excellent ABS Material: This stud sensor beam finder is made of excellent ABS material, which is sturdy and wear resistant, not easy to be damaged and has a long service life. Specification Item Type: Stud Finder Wall Scanner Model: TH430 Material: ABS Function: 5 in 1 wall detector is used to detect the centre of wood stems, metal position and electric wires in the wall of wood board and plasterboard materials with AC warning function. Detection of the Centre of the Wooden Stem: I: Within 1/2 Inch (13mm) II: Within 1 Inch (25mm) III: Within 3/2 Inch (38mm) Metal Detection Stall: Within 2.36 Inches (60mm) Detection of Live Wires in Walls: Within 2 Inches (51mm) Auxiliary Functions: All Detection Functions with AC Alert Measuring Wood Stem Stalls with Edge Display Low Voltage Display Power Supply: 1 x 6F22 9V Battery ( Not Included ) Operating Temperature: 0°C-40°C Display: LCD Liquid Crystal Green Backlit Screen Package List 1 x Stud Finder Wall Scanner 1 x Manual