7 in 1 wall scanner: Including 1/2 inch (13 cm) and 1.5 inch (38 mm) scanning mode, it can detect the center position of antlers in panel walls. wood and plasterboard; Metal scan detects metal up to 2.36 inches (60 mm); AC scan detects live up to 2 inches (51mm), quickly finds metals, studs, joists, pipes and AC wires behind various wall floors and ceilings, except metal walls cement boardsAdditional enhanced features: The ability to measure the moisture content of wood and building materials can be of great help in wood processing, repairing wood damage, and building materials. water and home renovation. In addition, the temperature can be detected and displayed in 2 modes, including and Precise positioning: When finding the location of the wood, hold the tool straight up and down. bottom, parallel to the studs, stud finder with automatic calibration function, when you approach the target, there will be an arrow on the LCD to indicate the position of the target, move within the direction of the screen arrow to locate accuratelyEasy to use: Press ON/FF to start, press the mode switch button, slowly slide the wall scanner to On the surface of the object to be tested, the LCD screen lights up and arrows guide you to slide. When you locate the center of the stud, the signal strength indicator will be full and the buzzer will sound, automatically after 3min. Turn off the power without any action. Need 2*9V 6F22 batteryIncluding< /li>Digital LCD Display: The wall detector with a graphic LCD backlight, which can indicate precise directions and display detection mode, signal strength, center pointing, low battery indication. With LCD backlight, it provides a clear appearance even in low light conditions, showing the exact location of detected materials. Audio indication with a beep detector. Product Description 7 in 1 wall scanner design with 7 scanning modes: The 13 cm scanning mode (1/2 in.) locates the center and edges of wood; Deep scan locates the center and edges of wood up to 1.5 inches (38 mm) deep; Metal scanning detects metal up to 60 mm (2.36 inches) deep; AC scan detects live up to 51 mm (2 inches) deep; > The ability to measure the moisture content of wood and building materials; Detect temperature, display temperature Detect temperature, display temperature How to use the button: 1.Firstly, press ON/FF to start 2. Mode switch button: 1/2inch stud for scanning metal or wood studs ;a depth of 13 mm; 1 inch dowel for scanning a metal or wood stud with a depth of 25 mm; 1 1/2 inch dowel for scanning a metal or wood stud with a depth of 38 mm; Metal mode is used to scan metal; AC mode is used to scan unshielded 220V AC live wire. 3.The power will be cut off automatically after 60 seconds without any operation. Please be careful when using Hold the tool straight up and down, parallel to the studs, and do not rotate the tool. tool. Hold the tool flat against the wall and do not shake, tilt, or press hard as it slides slowly across the Surface to be scanned. Avoid placing your other hand, or any other part of your body, on the Surface to be scanned.