Finding wall studs in wood and metal through up to 3/4" deep surface material is no problem with Stanley's Stud Sensor 200. The LCD screen clearly displays all of the sensor’s readings. It also has an AC detection capability that identifies live wires up to 2" deep.
Stanley STHT77406 Stud Sensor 200 Features:
LCD screen clearly displays all of the sensor’s readings
Wood and metal stud detection through up to 3/4" deep surface material