AZDelivery 3 x 16 Channel Relay Module DC 12V with Optocoupler Low Level Trigger Board compatible Arduino Including E Book!

✅ AZ-Delivery 16 Relay 12V Module with Optocoupler Low Level Trigger is compatible board with 16 relays for max. 50V AC / 5A or 30V DC / 5A is perfect for all kinds of DIY projects and 100% compatible with many applications ✅ This 16-channel relay module with optocouplers is perfect for driving up to 16 devices with higher current. ✅ The optocouplers on 16 Relay 12V Module serve to transmit the signals between the two galvanically isolated circuits - e.g. your connected device with a higher current. In addition, a LED display is integrated to read the relay output status. ✅ AZ-Delivery 16-Relay 12V Module with Optocoupler Low Level Trigger 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.