Electronic Stud Finder detects hidden wood and metal studs with an auto deep scan capability of up to 1-1/2-Inch. The device offers mutable audible alerts and bright LEDs across the top, clearly indicating the full width of the stud. It features an ergonomic handheld grip, HOLD mode, and withstands a 6.6-Foot (2 m) drop. Felt pads protect walls during use and a bubble vial assists with alignment.