Designed by Weaver engineers with input from Willie Robertson and the Buck Commander crew, Weaver’s new 8x28mm 1,000-yard laser rangefinder gives you accurate, reliable and user-friendly performance in the field. It operates on one standard CR2 battery, is IPX3 waterproof, ranges moving targets (in scan mode) and measures distance in feet, yards or meters: Able to range deer-sized animals out to 600 yards and reflective targets to 1000 yards. Know your distance. Gain Confidence. Take your shot.