Bow-mounted laser rangefinder with three axes of adjustment for proper positioning. Accurately measures distance on a reflective target out to 100 yards and displays on an easy to read OLED screen. Scan mode can be set to stay active for 3, 5, or 10 minutes before auto shut off. Includes all mounting hardware for use on compound bows or crossbows and is compatible with most sights on the market. Accurate to +- 1 yard. Requires (1) CR2 battery (included).Features:Bow-mounted laser rangefinder;Three axes of adjustment;Accurately measures distance out to 100 yards;Displays on OLED screen;Compatible with most sights