- elechawk EL-SW-8A Electronic Switch Relay, ideal for controlling LED lights, smoke systems, airplane awnings, and other auxiliary electrical accessories in radio-controlled vehicles - Allows connection to the AUX channel of the receiver or any desired channel, making it easy to turn on and off remotely from the transmitter - Includes RC switch, male JST cable, and female JST cable for quick and easy installation - Supports input voltage from 3.7 to 28V DC and continuous load current up to 8A - Compatible with RC cars, trucks, airplanes, helicopters, quadcopters, and drones - Features a safe protection function that reduces the risk of unexpected activations - LED indicator shows operating status and protection mode - No additional setup required, just plug and play - Ideal for radio control projects that require reliable and safe auxiliary control