General description 2PCS RC PWM Electronic Relay Switch is designed for DIY model navigation lights control in airplanes and other remote-controlled devices. It supports high voltage from 5-9V and features a 300W power relay. The transparent heat shrinkable tube allows users to see the working status of the LED clearly, providing a stylish appearance. Two LEDs indicate the working status of the relay. Technical specifications Voltage support: 5-9V Power relay: 300W Max DC voltage: 30V Max current: 10A Measurement allowed error: +/- 1-3cm Usage The relay switch can be used for various applications, including: Remote control model launch Remote control model smoke control Weapon system control Model aircraft's smoke control Control of various remote switch systems Switching signals of two cameras Controlling the opening and closing of electrical power sources such as navigation lights, searchlights, strobe lights, and buzzers Controlling the camera shutter or switching the camera's