Detector Wall Scanner Describe: This product can detect the central position of the wood rod in the wall, as well as the position of the metal and wires 1. The wood rod detection edge display function has three detection levels: the first level can detect the center of the wood rod, and the wall thickness is less than 1/2 inch (13mm), and the second level can detect the center of the wood rod, and the wall thickness is less than 1 inch (25mm) Three gears can detect the center of the rod and the wall thickness is less than 1 1/2 inches (38 mm) 2. This product can detect iron, lead, aluminum and other metals in the wall, and the detectable range is that the wall thickness is less than 2.36 inches (60mm) 3. This product can detect live wires in the wall, and the detection range is within 2 inches (51mm) of the wall thickness 4. All ...