Product Information host Drones use high efficiency two-bladed reversible self-tightening propellers. This set includes two pairs of propellers. Two blades are for the right side and two blades are for the left side of the aircraft. These are appropriate blades to use as replacements for original propellers included with Ghost Drone 2.0 and Ghost Drone 2.0 Aerial. Ghost Drones use high efficiency two-bladed reversible self-tightening propellers. This set includes two pairs of propellers. Two blades are for the right side and two blades are for the left side of the aircraft. These are appropriate blades to use as replacements for original propellers included with Ghost Drone 2.0 and Ghost Drone 2.0 Aerial. Drones these days aren?t just a hobby electronic. Time and again drones have proved to be useful for a lot of people. Be it managing traffic managing high definition aerial shots for movies or even for capturing your experience while bungee jumping; drones have proved to be a useful piece of technology. Ehang GHOSTDRONE 2.0 Propellers are reversible two-bladed self-tightening propellers. It includes two pairs of propellers. Two blades are for the right side and two blades are for the left side of the aircraft. They are compatible with Ghost Drone 2.0 and Ghost Drone 2.0 Aerial. Go ahead and enhance the performance of your Ehang GHOSTDRONE 2.0 Propellers right now! Package Contents: 2 x Blades (right side) 2 x Blades (left side)