More informationReceiver for laser levels with large reception window of 5 "(127 mm), two LCD displays for easy visual reading on both sides of the receiver, optical and acoustic signals to locate the laser plane quickly and precisely, four precision settings for more precise leveling allowing use indoors or outdoors, 1/4 "threaded mounting nut, backlight function for working in dark areas, and heavy duty clamp for easy mounting of the receiver to one sight or another Support type Technical data: · Range: 300 m · Reception band width: 127 mm · Measurement precision: ± 1.0 mm · Dimensions: 70 x 155 x 25 mm · Batteries: 2 x AA alkaline · Warranty: 2 years Protection: IP66