Self-Leveling Rotary Laser Level features GreenBrite technology, projecting a green beam that is 400% brighter than red beam laser levels. Electronic self-leveling designed for indoor and outdoor use in construction and other applications. Beam Type: 90deg split beam, Laser Wavelength: 532nm±10nm, Working Temperature: 32deg F to 104deg F, Laser Beam Color: Green, Battery Included: No, IP Protection Class: IP 66, Horizontal Leveling: Yes, Accuracy: 1/8 in. per 100 ft., Case Type: Hard shell case, Dimensions L x W x H (in.): 7 1/16 x 6 3/8 x 7 15/16, Leveling Type: Self-leveling (pendulum), Grade Capability: ±3.5deg , Class Rating: Class IIIa, Tripod Mount Dimensions (in.): 5/8in.-11 center screw thread, Battery Life: 16 hrs. w/battery pack, Laser Output: <=5mW, Scanning Modes (qty.): (3) 0deg , 30deg , 60deg , Interior Range (ft.): Up to 400, Single, Pair, or Set: Set, Vertical Leveling: Yes, Battery Type: C, Rotation Speed: 150, 200, 250, and 300 rpm, Exterior Range (ft.): Up to 1,400, Visual or Audible Indicator: Both, Self Leveling Range: ±5deg