The Manual-Leveling Rotary Laser Level does the job in a number of applications, including construction, concrete work, deck building, landscaping and more. The laser emits a horizontal plane and vertical plane with simultaneous 90deg split beam. Complete kit includes wall/ceiling mount, 8ft. grade rod, detector w/two AA batteries & clamp, tinted glasses, magnetic target, elevating tripod, manual and hard-shell carrying case. Accuracy: 1/4 in. at 100ft., Rotation Speed: 150-300 rpm Variable, Beam Type: Simultaneous 90deg split beam, Class Rating: Class IIIa, Laser Beam Color: Red, Laser Wavelength: 635nm±10nm, Battery Life: Approx. 25 hrs. of continuous use, Battery Type: AA, Laser Output: 5mW, Visual or Audible Indicator: Visual, IP Protection Class: 54, Material Type: Rugged housing, Leveling Type: Manual, Exterior Range (ft.): Up to 800, Dimensions L x W x H (in.): 4 3/4 x 4 3/4 x 6 1/8, Tripod Mount Dimensions (in.): 5/8-11 center screw thread, Vertical Leveling: Yes, Battery Included: Yes (2), Interior Range (ft.): Up to 200, Working Temperature: 14deg F to 113deg F, Horizontal Leveling: Yes, Scanning Modes (qty.): (3) Big, small, dot, Case Type: Hard shell case, Single, Pair, or Set: Set