The Factory Reconditioned CST/Berger 800 ft. Manual-Leveling Dual Beam Rotary Laser Package includes Aluminum Tripod, 8 ft. 3 section Aluminum builder?s rod, Laser Detector, target, ceiling mount and laser glasses. Working range is 800 ft. Dia; accuracy is 1/4 in. at a 100 ft. The Lm30 has unique features such as long and short scan modes that create a Laser Chalk line to increase visibility, spot mode for 90? point to point mode, variable speed mode for maximum visibility, one person, one button operation and low battery indicator, protected manual leveling vials both horizontal and vertical. Applications include cabinets, shelves, carpentry, marking elevations, masonry, foundations, septic work, wall and partitions, fencing, floors, siding installations, door and windows, etc.