• Overall Length: 3"

• Locates Screws, Nails And Metal Studs

• Powerful Neodymium Magnets And Long Lasting Rare Earth Magnets

• Rotating Level For Horizontal And Vertical Leveling

• Guaranteed No False Positives, Magnet Sticks To Screw Or Steel Stud

• Requires No Batteries

Warning this product can expose you to chemicals including Lead, which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.