Titan Trex 450 PRO Metal RC Helicopter 6CH 3D Carbon RTF For Real 3D Flights. Titan Trex Carbon Fiber 450 PRO Electric RC Helicopter 6CH 3D RTF Ready To Fly! For 3-D Flights in All Directions Up Down Left Right Upside Down etc. Equipped with the Titan 6 channel Transmitter Length: 26 Inches, Height: 10 Inches, Diameter for main blade: 28 Inches, Weight :27 Ounces! (750g) This is the Step Before Flying Gas Helicopters! Battery Charger included