Amazon.com: Hobbypower Pixhawk PX4 Flight Controller W/Shock Absorber +M8N Set OSD Module PPM Module I2C Splitter Expand Module Power Module for FPV Quadcopter Multirotor : 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
Amazon.com: Readytosky Pixhawk PX4 Flight Controller Pix 2.4.8 32 Bit Flight Control Board+Safety Switch+Buzzer+I2C Splitter Expand Module+4GB SD Card : Toys & Games