Everything except the motor that you need for onboard electronics for your indoor or park electric flyer. The GW/CB278/F Flight Pack contains: Two servos PICOX2 (includes servo horns, mounting hardware), Receiver R4P (specify channel below), Electronic speed controler ICS100, 5amp, 7 cell battery pack 8.4V/600mAh NI-CD. For Futaba/Airtronics radios.