UNI-GR1 by Marxact is one of the most accurate GNSS receivers that offers a highly accurate heading and positioning output. UNI-GR1 can be easily connected to any device through WiFi, Mobile Data, Radio, USB or Serial Cable. It has the ability to simultaneously track GPS L1/L2/L5, GLONASS L1/L2, Galileo E1/E5a/E5b & Beidou B1/B2/B3 on 432 channels. To use it just level your UNI with the build in level, a LED ring driven by the 9 degrees of freedom inertial measurement unit as it is easy to configure an extensive amount of settings like RTK or simply start surveying right away, with your smartphone or laptop.