K3APro is a new upgraded version of K3-A, the best-selling king of flight controller in the last three years. The reliability and stability of K3APro have been further improved and optimized on the basis of the original K3-A flight controller. From 2017 to 2018, K3A was used and recognized by 70% of domestic plant protection manufacturers, covering plant protection drone users in Asia, America, Europe, Oceania and other countries around the world.
