Self-leveling / Remote controlled / Horizontal and vertical operation / 8 Functions / Working range 1,150'/ ø 350 m / IP 65 FEATURES Patented "SPS" Shock Protection System takes a 6' drop to concrete Range: 1,150ft/350m Variable speed rotation Dust/water proof Accuracy: +/- 1/8" over 100' Operation time 120 hours on 2 X D Batteries High alert shut off function Dust and water proof-IP65 Rubber Exterior over metal housing Shock absorbing interior Horizontal, vertical, 0-5° slope, 3 scan lengths, 90° layout beam Start, stop, rotation speed, scan length and scan line position as well as slope function can be controlled at the key pad or with the included remote control Included De-Tech receiver shows exact distance to grade in 1/16's or mm's Included adjustable wall mount bracket adds versatility in interior applications not suitable for tripod use SPECIFICATIONS Type LAR250 Catalog #05600TR Self Leveling Range5° Range1,150 feet (350 m) Accuracy100' (.1mm per m) Rotation SpeedsVariable Tripod Connection5/8" X 11 Battery Life120 Hours Battery Type2 x D Laser class3A Output