DJI, Props 1676 High Altitude for Matri

The 1676 High-Altitude Propeller can be attached to M30 series aircraft for greater aerodynamic efficiency at altitudes higher than 3,000m. Stronger lift increases aircraft’s maximum flight attitude to 7,000 m. Recommended for use at altitudes above 3,000m.

Greater aerodynamic efficiency at altitudes higher than 3,000 m
Increases maximum flight altitude to 7,000 m.

It is advised to use high-altitude propellers when flying at altitudes higher than 3,000 m.