1pcs CC3D Openpilot Open Source Flight Controller 32 Bits Processor Flight Control For FPV QAV250 Quadcopter Color:bent Pin the flight time is up

the flight time is up to 20 minutes

which is important

Balls: Ceramic Coated Steel Balls

easier to control - 360° 3D Flips(Continuous roll) - Fly both indoor and outdoor

1pcs CC3D Openpilot Open Source Flight Controller 32 Bits Processor Flight Control For FPV QAV250 Quadcopter Color:bent Pin the flight time is up100% Brand new and high quality! Yellow protective case Micro USB Connection (cable not included) Powerful STM32 32 bit micro controller running at 90MIPs with 128KB Flash and 20KB RAM 3 axis high performance MEMs gyros and 3 axis high performance MEMs accelerometer 4 layer PCB for superior electrical noise reduction and flight performance Software support for Windows, Mac and Linux Direct high speed USB support with no drivers required Spektrum