With push-button focus using 4x magnification in a split second, the Bushnell Sport 550 Rangefinder delivers the exact yardage to your target. Gives accurate readings to 550 yds. In-view, LCD display presents exceptional images. Vertical configuration offers comfortable one-handed operation. Powered by one 9-volt battery (not included). Includes carry case. 4.3"L X 1.7"H Weight: 6.5 oz.