Stanley STHT77587-0 Stud Sensor S110

These stud sensors are ideal for detecting wood and metal studs at a 3/4" depth. Comes with 2x AAA batteries. Features and Benefits The slim profile allows for easy storage and portability Indicates what it is sensing below the surface with audible beeps and sequential LED's Ideal for locating live wire or studs, mounting a TV's and hanging shelves and pictures Auto-calibration allows for accurate readings