Chinook Remote Control (RC) Helicopters W/Full Metal Rotor Head - Easy to Fly $248.44 Chinook remote control helicopters have been requested by our customers and we have fulfilled your needs with the 4 channel Chinook RC helicopter. Double blade coaxial helicopter with front and rear setup will have you flying in no time. The design of this RC helicopter allows you to lift items up to 2 pounds! Fly up, down, left, right, forwards, backwards, and hover with precision too. Want more? We outfitted this Chinook R/C heli with metal parts so check out that metal rotor head. Yes, that means added durability for your Chinook helicopter. Order 2-3 remote control Chinook helicopters and get separate frequencies for the remote controls. 2.4 ghz technology means an operating range of 1000 feet. 1) All-up Weight: 1.69 Pounds (768g)- Battery Included 2) Main Rotor Dia. A: 18 Inches (450mm) 3) Main Rotor Dia. B: 18 Inches (450mm) 4) Overall Length: 22 Inches (575mm) 5) Battery: 7.4V 2200mAh Li-Po 6) Receiver: RX-2409 7) Drive System: 4 X 370SH 8) Transmitter: WK-2401 9) Servo: WK-7.6-3 weight 8.5g;speed 0.11sec/60o(4.8V);torque 0.9kg.cm(4.8V); dimension 22.5X11.5X24mm