1. Stud 1/2in. scan: Locates the center and edges of wood and metal studs
up to 1/2 in.(13mm) deep
2. Stud 1 in. scan: Locates the center and edges of wood and metal studs
up to 1in. (25 mm) deep
3. Stud 1 1/2 in. scan: Locates the center and edges of wood and metal
studs up to 1 1/2 in. (38 mm) deep
4. Metal Scan: Detects metal up to 2.36 in. (60 mm) deep
5. AC Scan: Detects live unshielded AC wires up to 2 in. (50mm) deep