Item Type: Stud Finder <br>Material: Plastic <br>Weight: Approx. 73g/2.58oz <br>Size: 136x23x50mm/5.35x0.91x1.97in <br>Battery (Shipped without Battery): 1x9V 6F22 battery <br>At 35 to 55% Relative Humidity: <br>Depth Range Accuracy: Scan and mark studs from both sides: up to 3/4 inch (19mm) through wall <br>Stud Centers: Wood ± 1/8inch (3mm), Metal ± 1/4inch(6mm) <br>Impact Resistance: up to 3ft(1m) Drop to Concrete <br>Operating Temperature: +20℉ to +120 ℉ (- 7°C to + 49°C) <br>Storage Temperature: -20℉ to -150℉ (- 29°C to + 66°C) <br>Uses: Inspection of Wall Studs, Metal Pipes and Wires<br>1、Locate Stud Edge: The stud finder features edge detection to locate the stud edges of wood and metal studs. It is highly accurate in its positioning. <br>2、Designed for Long Lasting: This stud finder has has a shock and water resistant body, it is durable and it has a long life span. Big value for money. <br>3、Surface Difference Wallpaper: There will be no difference in stud sensor functionality on surfaces covered with wallpaper or fabric, unless the cover used contains metal foil or fiber. <br>4、Safe and Reliable: The stud finder is very practical and a necessary tool when you are repairing at home. It can quickly help you find wires and keep you safe. <br>5、Wide Use: This stud detector quickly locates wood, metal, and AC wires in the wall, floors, and ceilings of the house. Helping you avoid danger when mounting TVs, cabinets, garage racks, etc.Warning: Protect your eyes. Wear goggles.1 x <br> <br>Stud Finder<p>1 x&nbsp;English Instruction</p>