GEPRC Hummingbird 110mm FPV Racing Drone Omnibus F4 12A BLHeli_S 5.8G 48CH VTX RunCam Micro Swift GEPRC Hummingbird FPV Racing Drone Features Tested the best speed 120km/h+ The GEPRC flying team carefully calibrations PID, the factory to the binding receiver can fly. Using the GR1106 6000kv motor and Gemfan 2040 3 blade propeller and 3s […]