Pacakge includes: 2 * magnetic stud finder. The magnetic stud finder is very easy to use, portable, and very simple. This great tool for men can identify the location of wall studs without damaging surfaces that require patching and repainting. Works with all drywall construction. No batteries are required.The studball magnet has the rare earth magnetic with 27 pounds of pull, and is able to find nails, screws, metal studs, and electrical boxes in the wall efficiently. It has a protective silicone cover to protect the magnet.The stud ball magnetic tool utilizes magnets to detect screw and nail as you move the stud finder across the wall. The stud ball magnet will stick to the wall where a screw or nail is located.The handle is made from high quality silicone and designed to fit comfortably in your hand. So the stud finder magnet wall scanner won't scratch your walls.This magnetic stud finder tool is sure to become the tradesman's best friend! It is also a great gift for your friends or family members on Father's Day, Thanksgiving gifts, Christmas and birthday.