2 Pack DC 6-30V Timer Relay Module Delay Relay Module Cycle Timer with LED / 5V
High level trigger: 3V - 24V. NO(Normally open) maximum load < AC 250V/10A, < DC 30V/10A. Timing range: 0.1s ~ 999mins (continuously adjustable). If no operation within 5 minutes, the digital tube of the relay board will turn off automatically.