The Three-Beam Magnetic Torpedo Laser Level has three 90deg beams that emit simultaneous level, plumb and square reference points. Precision-crafted anodized machined aluminum frame for superior accuracy and durability. Features a strong magnetic base, tripod mount and V-groove frame for maximum versatility. Interior Range (ft.): Up to 100, Leveling Type: Manual, Battery Included: Yes, Beam (qty.): 3, Working Temperature: 14deg F to 113deg F, Laser Output: 5mW, Battery Type: AA, Laser Wavelength: 650nm±10nm, Battery Life: Approx. 50 hrs., Accuracy: ±1/8in./50 ft. (±1mm/5m), Laser Beam Color: Red, Tripod Mount Dimensions (in.): 1/4-20, Case Included: Yes, Class Rating: Class IIIa