The CHCNAV i85 is a compact, high performance GNSS receiver for daily land surveying. With a 1892 channel GNSS module, advanced IMU, dual cameras, and laser rangefinder, it delivers reliable positioning in challenging conditions. PointSky provides real time centimeter level accuracy via satellite, without a local base station or NTRIP. Weighing 800 g, with IP68 protection and up to 20 hours of battery life, the i85 is built for dependable RTK performance in the field.