
Popular Foif A90 Intelligent Foif A90 Hemisphere Mainboard Receiver GPS Gnss Radio Rtk. IMU Tilt Survey Capability: Automatic correction system allows accurate data collection when the pole is tilted up to 30 degrees. Multi-Constellation GNSS Support: Tracks GPS, Glonass, Galileo, Beidou, and other satellite signals simultaneously for enhanced reliability. High Precision Accuracy: Static accuracy reaches 2.5mm + 1ppm horizontally and 5mm + 1ppm vertically for topographic surveys. Robust IP67 Protection: Dustproof and waterproof design withstands harsh environments, including 2-meter pole drops. Extended Battery Life: 6800mAh removable battery provides over 13 hours of operation with dual battery support. Large Storage Capacity: 8GB internal memory standard, expandable up to 32GB via TF card for extensive project data. Fast RTK Initialization: Achieves RTK initialization in under 10 seconds with over 99.9% reliability. WIFI WebUI Control: Enables remote monitoring and settings modification via Android field software and web interface.