3ch radio controlled helicopter cost low,high performance. It controls airplane stability automatically. 3ch radio controlled helicopterpter1.Description: 2.4G Battle Toy Airplane cost ... , assure decode more glibly and separately. 2.4G controls a 3ch motor, two main motors can work at the maximum level ... )TX can change the ID No. at random (A, B, C), RX doesnt need to set up ID No., and it ...