Pacific Laser Systems PLS360-ESYSTEM Specifications: Working Range 250 ft. Operating Time 35+ Hours Power 3 D Batteries Accuracy 1/8 at 100 ft. Pacific Laser Systems PLS360-ESYSTEM Includes: Carrying Case Wall Bracket Laser Detector(PLS-SLD) Operating Manual 1 Year Warranty Pacific Laser Systems PLS360-ESYSTEM Features: No moving parts, brighter than other expensive rotary lasers Revolutionary unit designed with 5 separate bright lasers Fully self leveling, the PLS360-E provides you with a 360 degree line for reference The PLS360-E offers one-button application that is accurate and rugged for indoor applications Unlike rotary lasers with sensitive moving parts, this compact, bright and durable tool has no complicated features or multiple knob adjustments Can be used outdoors with the exclusive PLS LD laser detector