Carson 500500100 Reflex Wheel Start 2.4G Radio, Model Building, Accessories, Remote Control, Receiver, 3 Channels, Tamiya Kit Compatible, Blue3 channel: The remote control from CARSON has two fully adjustable fully proportional channels and a dual rate for both channels (distance limitation of servos). LED status indicator: with an LED, the battery status indicator is visible. Trimming: The remote control is also equipped with a trimming function for gas and steering. Reflex wheel start including receiver: In addition to the 2 channel 2. 4 GHz transmitter, a 3 channel mini receiver is