Zircon 59544 StudSensor Pro SL-AC Wood, Metal, and Live Wire Stud Sensor
Brand: Zircon
Finds wood and metal studs and joists behind, walls, floors, and ceilings up to 1-1/2 inches deep for tacking up coat racks or for construction
Normal mode for finding edges of studs and joists up to 3/4 inches (19 mm) deep
DeepScan mode for finding studs up to 1-1/2 inches (38 mm) deep behind drywall paneling, or plywood, or a combination of both, and through most bare wood flooring
Bright LED tells you when DeepScan is active
For safety it indicates the presence of AC voltage while scanning