Electronic Stud Finder with Cross-Line Lasers detects hidden wood and metal studs with an auto deep scan of up to 1-1/2-Inch. The horizontal and vertical lasers can be used together or independently. Offering mutable audible alerts and bright LEDs across the top, it clearly indicates 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 bubble vial assists with alignment. Laser Class 3R; ≤5mW.