Built for bowhunters and competitive archers, uses a bows velocity, peep height, arrow weight, and angles of the shot. Calculates laser-accurate target ranges based on your specific gear. The RX-FullDraw 5 accepts a broad range of velocity inputs, as low as 170 feet per second. Updated flightpath technology lets you choose between two modes for viewing arrow obstructions out to a typical distance of 85 yards. It has a setting for ranging in bad weather. When there is moisture in the air, use Last Target mode to punch through rain, fog, and snow for accurate readings. This rangefinder has 6x magnification, bright red OLED display, and a faster laser engine.