By Heather Burlingame, Senior Production Editor | September 28, 2010

DW077The fully automatic, 18-volt DW077 rotary laser is accurate to 1/8 inch per 100 feet. The self-leveling laser features an out-of-level shut-off. Its beam is visible indoors up to 100 feet from the laser and can be detected with a digital detector up to 1,000 feet from the unit. Accompanying the rotary laser is the DW0772 digital laser, which is waterproof.