Accurate parabolic curved booster completely reflects the remote signal to the antenna (the focal point of the reflector) Parabolic reflector. No bump or deformation on the reflecting panel!!! Improves both remote control and Wi-Fi video connection performance Please make sure Parabolic Antenna is facing in the general direction of the Quadcopter for it to work properly Increase the range of your Quadcopter by up to 25% Copper Parabolic Technology:
Foil Aluminium using. prevent oxidation. Accurate parabolic curved booster completely reflects the remote signal to the antenna (focal point of reflector)

Parabolic reflector;
Foldable; Slide on and off. No tools or modifications required. No bump or deformation on the reflecting panel!

It Significantly Increase Your both remote control and Wi-Fi video connection performance for DJI Phantom 4 Phantom 3 Pro / Advanced / Inspire 1, In an open area, The actual measurement distance greater than 2.8KM.