Laser Rangefinder Binoculars are efficient devices combining features of high quality binocular with distance measuring functions. Advanced rangefinders can perform other operations like angles, height and horizontal path measurements, and / or computer and GPS data sharing.         MODEL DISTANCE COMPUTER OUTPUT COMPASS INCLINOMETER SPEED   LRB 7X50 LRB 3000 PRO LRB 4000 CI LRB 20,000 A   LRB 25,000     1.5 Km   3 Km   4 Km 20 Km 25 Km   -   -   V V V     -   V   V V -   -   -   V V V     -   V   V - -