Making sure your project is level can be a chore but not with the Laser Level with Mounting Accessories from Black & Decker(R). The BDL220S s 360deg rotating wall attachment projects a laser line at any angle for quick and easy leveling. The laser level also includes two bubble vials with backlights for increased visibility of bubbles. Ideal for hanging pictures along a stairwell hanging mirrors installing curtain rods and other domestic items the Black & Decker BDL220S Laser Level projects vertical and horizontal laser lines for accurate placement of objects. Its 360-degree rotating wall attachment projects a laser line at any angle and two extra large backlit bubble vials are provided for maximum accuracy and visibility. Categorized as a class IIIR laser this laser level comes backed by a 2-year limited warranty.