3CH infrared Helicopter

Function: Up and down, turn left and turn right, forward and backwardFrequency: A, B, C, Can control three helicopter at the same timeProduct battery: 3.7V Li-Poly(included)Transmitter battery: 6*AA(not included)Recharge time: 20-30 minutesFlying time: About 6-8 minutesControl distance: 10 metersColour: White, dark gray