Description
The DFRobot Relay Module makes it easy to trigger external devices with the Game Timer Pro or Defusable Clock. Many of our customers use the Game Timer Pro and Defusable Clock for Airsoft games and want to trigger a siren or smoke grenade when the countdown reaches 00:00.
For details on how to connect this to the Game Timer Pro, see our instruction manual.
For details on how to connect this to the Defusable Clock, see this blog post.