The DEWALT Combilaser Self Leveling 5-Spot Beam/Horizontal Line Laser Level projects five bright spot beams for precise plumb and horizontal point transfer. Accurate to 1/8 in. at 100 ft., this laser also features a rear-projecting horizontal line which aids in additional leveling applications. It self-levels when within 4° of plane and the beam has an indoor visibility of 100 ft. The range of this handy leveling instrument can be extended to 165 ft. with a separately sold DEWALT laser detector.