Onick CI series binocular laser rangefinder has been newly upgraded, with patent application number 202030826525.7. CI series binocular long-distance laser rangefinder can quickly measure, autofocus, measure distance, accurately calculate average value, and has powerful data storage function. Optional azimuth and pitch angle functions, wide range of functions, small size, easy to carry and easy to operate. It is widely used in industries such as rivers, waterways, benchmarks, telecommunications, cables, geological surveys, meteorology, airports, forests, etc.