On the other hand, video and Image quality, when higher than normal, didn't measure nearly DJI's drones. On the other hand, test landing one among DJI's drones while in the water and find out what occurs. Some examples involve micro or mini size quadcopters which have advantages over larger UAVs https://hamidx604vgq2.therainblog.com/27597902/not-known-facts-about-military-drones-cost