High Altitude 15" Carbon Fiber propellers for DJI Inspire 2Fly safe, fly more! These propellers improve the performance of the Inspire 2 at high altitude (2500 5000m) locations. A larger propeller pitch increases the aircraft's propulsion force at altitudes with thinner air. Carbon fiber propellers perform up to 25% better than traditional plastic props, wooden props or even CFRP props. This leads to a more efficient flight, snappier response and quiet operation in every condition, giving those extra minutes