The Bosch Automatic Optical Level features a large aperture 32X power lens to provide more light and a sharper image. The self leveling compensator with transport lock protects the pendulum in the carrying case against loss of calibration and damage. The solid metal base has 3 precision leveling screws to provide accurate leveling and stability. The level also features both horizontal/vertical crosshairs and stadia lines that measures level, alignment and estimates distance. Includes plumb bob, tool kit and carrying case. ADDITIONAL SPECIFICATIONS: Accuracy (up to): +-1/16" at 100 ft.; Range (up to): 400 ft.; Leveling Type: Magnetically damped compensator: Mount Threading: 5/8" - 11; IP Rating: IP54; Dimensions: 8.3" x 5.3" x 5.6"; Weight: 3.7 lbs.