The Halo 1000 Yard Laser Rangefinder with 6x Magnification can calculate distance to target in a split second, then use scan mode to easily transition between targets. Maximum Range 1000 yards to reflective target 6x magnification AI Technology compensates for slope to target. Scan mode allows for constant ranging. Ergonomic body style with non-slip grip. Precise to +/- 1 yard Water resistant Includes: Nylon case, CR2 lithium-ion battery, Lanyard Weight: 0.5 lbs., Range: 1000 yards Magnification: 6x Scan Mode: Yes Angle Intelligence: Yes. Halo Optics laser rangefinder has a maximum range of 1000 yards which can help you better understand the distance of your target. Knowing more about your distance could be the difference between missing your shot or being right on target.