5020 205KV As the hot motors in the field, because it is the darling of 2.5-3.5kg VTOL aircraft, at the same time 5020 KV205 is also the best power solution for the quadcopter with take-off weight of 2.5-3.5kg.It is widely used for the long-range inspection drone mapping drone surveying drone quadcopter hexcopter mulitirotor.