2.4ghz 4 Channel Lama V4 Helicopter (Color May Vary-silver or Blue) Super tough and solid construction Transmitter: 2.4 GHZ 4 CH Auto pick frequency, don't interfare with each other 800mAh 2-cell Li-Po battery pack is low weight, high power and provides flight durations of 10-15 minutes per charge Full RC system set Included, ready to flight out of box