ITEM NAME:4 in 1 Stud Finder Scanner Wall Scanner Detector Cable Sensor Finders Description: The stud finder wall scanner is made of plastic, safe and durable. 4 Detection Scanning Modes: stud scan, deep mode, metal scan, and AC wires scan. The stud scan can find and locate the center and edges of wood studs within 3/4 inch (19mm) deep; The deep mode is used for locating within 11/2 inch (38mm) deep; The metal scan detectes metal within 2.36 in. (60mm) deep; And the AC scan can detects live wires within 2 inch (51mm) deep, and operated by one piece 6F22 9V battery(not include). LCD Display: The display can show many informatio, like detection mode, signal strength, automatic calibration, battery indication.When the wall scanner finds the material, the LCD display will indicate the direction to get the target. This stud finder has automatic calibration, don't worry drilling into a live wire. It is important tool in our life. it can find accurate studs when installing TVs, bathroom cabinets, photo frames, and decorating houses. Specification: Measuring Range: 19-60mm / 0.74-2.36 inch Size Chart: Size: approx. 165x70x28mm / 6.49x2.75x1.10 inch Package Includes: 1 Piece Wall Scanner Stud Finder Note: Please allow 1-3mm measuring deviation due to manual measurement. Due to the different monitor and light effect,the actual color of the item might be slightly different from the color showed on the pictures.Thank you! SKU: DMO0021169360034047.The stud finder wall scanner is made of plastic, safe and durable. 1 Piece Wall Scanner Stud Finder. Size: approx. It is important tool in our life.