Eztronics Corp ZMR250 3K Carbon Fiber Quadcopter Kit Frame NAZE32 Controller 2300 Motor 12A ESC ZMR250 Features:Aluminum alloy spacer, light weight, reliable. NAZE32 10DOF Controller Features:Naze32 10DOF version with compass and barometer, without GPS EMAX MT2204-2300KV Features:Every single motor balancing test done EMAX Blheli 12A ESC Features:Use authentic electronic components to ensure high quality and enhance the current endurance ability of the ESC.