DJI WooKong for multi-motors (WKM) is anautopilot system designed for serious multi-rotor enthusiasts providing excellent self-leveling and position holding, which completely takes the stress out of flying RC multi-rotors for both professional and hobby applications. WKM can be installed in a variety of models fromquad-rotor to octo-rotor.

For more information:
http://www.dji-innovations.com/products/wookong-m/overview/