This Newcon LRB 21K laser rangefinder is completely waterproof and has a multi-line LED display, 3-axis compass, embedded GPS receiver, digital display, and Class 1 eye-safe 1540 nanometer laser. This rangefinder is able to instantly calculate a target distance, azimuth, elevation, and coordinates. Measurement results are displayed through the eyepiece and can be transferred using RS-232. Newcon LRB21K 21,000m LRF Binocular