This module is a nice little relay switch controlled by a spare auxiliary channel on your receiver. Ideal for switching lights, sound, and any other auxiliary electrical items. when PWM duty is more than 1500us, the switch will turn on; when PWM duty is less than 1400us, the switch will turn off.Specifications:RX lead length:100mmPower in/out lead length:100mm (each)Switching load current (DC):5A or 10A (Continuous current)Input Voltage (DC):5-28VNormal mode The module can read a pulse width that can range from 400 to 2600us. If the width of th