Ali Express
GPS antenna GNSS RTK CORS base GPS L1 L2 L5 BDs Glonass Galileo E1 E5b Bluetooth/WIFI/4G receiver High-Precision survey BT-4N03A
GPS antenna GNSS RTK CORS base GPS L1 L2 L5 BDs Glonass Galileo E1 E5b Bluetooth/WIFI/4G receiver High-Precision survey BT-4N03A
157,33