Running a drone light show with ArduCopter and Skybrush - Blog - ArduPilot Discourse
Flying Eye Relies on Digi XBee for Drone Connectivity and Parachute Deployment - YouTube
Amazon.com: QWinOut ARF/PNP Full Set Hexacopter DIY Drone Kit Tarot 690mm Frame with 750KV Motor GPS PIX 2.4.8 32 Bit Flight Controller (PNP) : Toys & Games