5V 1-Channel Relay Board Module

This serial-controlled relay module from Little Bird Electronics offers an easy way to integrate a relay into your Arduino, AVR, PIC, or Raspberry Pi project. Controlled by a 5 - 12V TTL signal, it's built to switch loads up to 250VAC. The board comes with an LED power indicator to show its status. What's in the package? You'll get 1x 5V Relay Module. Also, you can access the Relay Datasheet for more details.

Using this relay module is a breeze. First, connect it to your Arduino, AVR, PIC, or Raspberry Pi project. Make sure to use a 5 - 12V TTL signal to control it. When you power it on, the LED indicator will show you if it's working. To switch loads up to 250VAC, just follow the normal operating procedures of your project. As for maintenance, keep it in a dry and clean place. Avoid exposing it to extreme temperatures or humidity. If you need more technical details, refer to the Relay Datasheet.