AC DC Timer Relay Microcomputer Time Controller Delay Relay Module E21

Description:   
Range: 0000~9999 S 
Power: AC110V~220V 10A / DC12V 20A / DC24V 20A 
Size: 67×45×34 mm                      
Hole Size: 63×42 mm 
Weight: 63g   
 
Features: 
Independent crystal oscillator, more accurate timing: 
1. Convenient direct output wiring. 
2. Add buzzer and audible alarm. 
3. Add pause button to stop urgently. 
4. Start and stop setting mode, provincial conversion, which is more convenient. 
5. Automatically save when power off, run automatically when power on. 
6. Timing units can be set separately, with 36 working combinations. 
7. Timing range: 0-999 seconds, minutes, hours. 
8. To count in minutes or hours, the digital tube flashes in seconds. 
 
Note: This product is a countdown operation and cannot be set to a 24-hour working mode.