The high-speed drone Peregreen 3 has set a new speed record of 585 km/h. The effort involved is high.

Now, to use the height hold mode, make sure to select the height hold mode in the Assist mode dropdown menu. You can set your ...

The build's extreme compactness limits its practical use – without landing gear or shielding, takeoff and recovery require precision and care – but its technical ingenuity ...