CHENBO(TM) NE555 DC 12V Delay Relay Shield Timer Switch 0~10S Adjustable Module
Product feature:
1. Power relay delay closure.
2. the delay time is adjustable (0-10 seconds)
3. the potentiometer to adjust the output frequency
4. with input power indicator
5. with the relay is energized light
6. can be controlled AC 220V/10A / DC 0~30V / max. 10A equipment. (Maximum control equipment 2000W)