BLACK+DECKER Laser Level, Self-Leveling, 360 Degree Wall Attachment, AA Batteries Included (BDL220S), 7.25 x 7 x 2.5 inches

Laser level tool comes with two bubble vials with backlights for visibility | Self leveling laser level features 360-degree rotating wall attachment projects laser line at any angle | Construction laser can be used to hang pictures, mirrors and shelves or install curtain rods | This is a Class 3R laser product, Power output 5mW