Amazon.com: Hobbypower Pixhawk PX4 V2.4.8 32Bit ARM Flight Controller for RC Quadcopter Multicopter : Toys & Games
Amazon.com: Hobbypower Pixhawk PX4 V2.4.8 32Bit Flight Controller with Shock Absorber and XT60 Plug Power Module for FPV Quadcopter Multirotor : Toys & Games