BLACK+DECKER laser level eliminates guesswork, providing a flawless and professional result every time. It projects vertical and horizontal laser lines for quick and easy leveling. Two bubble vials combined with backlighting provide the necessary detail for viewing and accurate marking even in low light. It conveniently mounts to the wall and supports 360° rotation, allowing the beams to be directed at any angle. Ideal for hanging pictures, installing mirrors, curtain rods, and other interior items