Laser Link Golf RH2 Rangefinder Distance to any target on the golf course at the touch of a button Red Dot Aiming System featuring the Zero-In Alignment Aid Smaller, lighter and faster than previous models, with increased range up to 1000 yards Large, easy-to-read external LCD Three yardage confirmation settings include Audio, Silent and Vibrate.Class 1 laser product, .0000471 mW power output.