Stud Sensor 150

Detects studs up to 1 1/2 inches below surface material. This ergonomically designed wood and metal stud finder with AC detection indicates what it is sensing below the surface with sequential LEDs and audible beeps. Stud Finder Type: Internal Capacitor-Edge; Power Source(s): 9V Battery (sold separately); Width: 6"; Depth: 10".

Price: 33.44 from Zuma Office Supply US