DESC: The Bushnell Yardage Pro Sport 450 laser rangefinder 20-1916 is the Bushnell compact laser rangefinder. Featuring a weather-resistant design with a textured grip, 5 yard minimum distance, and a sleek steamlined casing, this Bushnell Sport 450 renge finder is a great addition to the Bushnell 2005 line-up. The 4x Sport 450 rangefinders 201916 take 9 Volt battery, and comes with a carrying case and strap.