Shinwa Sokutei 79155 Substrate Sensor Pro Center Deep Wire Detector LCD Display

Allows you to locate underwall substrate without drilling holes in the wall. Detection Detection Distance: Normal mode 0.7 inch (19 mm), Deep mode 1.4 inch (35 mm) Wire Detection Depth: 1.2 inches (30 mm) Allows you to find the center of the base material If the wall contains moisture, it cannot be detected accurately Cannot be used on walls of concrete, mortar, ALC board, or metal