For precision and competitive shooting, the Kestrel with Hornady 4DOF is the ultimate tool to quickly and accurately determine long-range holdovers and windage corrections, ensuring you hit your target with first-round accuracy. This all-in-one unit combines real-time environmental measurements with the 4DOF ballistics calculator, providing a rugged, dependable and compact solution for long-range shooting. Say goodbye to DOPE cards, wind guessing and uncertainty about your bullet's trajectory when adjusting elevation. With the Kestrel with Hornady 4DOF, you'll have the confidence to make precise shots every time, even in challenging conditions.