AZDelivery 2 Channel Relay Module DC 5V with Optocoupler Low Level Trigger Shield Board Compatible Arduino and Raspberry Pi Including E Book! (Pack of 5)

✅This 5V 2-channel relay module with optocouplers is perfect for controlling up to 2 devices with higher current. ✅ This microcontroller compatible board with two relays for max. 50V AC / 5A or 30V DC / 5A each is perfect for all different DIY projects and 100% compatible with many applications. ✅ The optocouplers are used to transmit the signals between the two galvanically separated circuits - for example your application and your connected device with higher current. In addition, an LED display is attached to the module in order to be able to read the relay output status. ✅ The 2 channel relay is equipped with high current relay which can be controlled directly by the microcontroller. ✅ This product includes an E-Book that provides useful information on how to begin your project, it helps with a quick setup and saves time on the configuration process. We provide an array of application examples, full installation guides and libraries.