An advanced maneuver like
flip can lead to flight crash if the drone battery is low or if the ground clearance is not enough for completing the flip.
The low-battery warning indicates that the drone battery must be replaced.
Perform factory reset of Ryze Tello drone if you encounter connection problems repeatedly.
The Ryze Tello drone switches off automatically when kept idle for a minute or two.
The Ryze Tello drone streams FPV video to the UDP port number 11111.