T2310 Normally Open Microcomputer for Time Controller 12V 24V 110V 220V LED Digital Display for Time Delay Relay Switch Feature:Independent crystal oscillator, more accurate timing1. Convenient direct output wiring2. Add buzzer and audible alarm3. Add pause button to stop urgently5. Start and stop setting mode, provincial conversion, which is more convenient6. Automatically save when power off, run automatically when power on7. Timing units can be set separately, with 36 working combinations8. Timing range: 0-999 seconds, minutes, hours9. 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. Controller type Normally openOperating Voltage DC12V DC24V AC110~220VControl circuit voltage DC12V DC24V AC110~220VRelay carrying power 240W 480W 10A(max)Recommended power Relay carrying power80%Relay type Normally open relayPower consumption 1WRelay service life 100000 TimesTiming error 3s(in 24 hours)Weight 65gSize 67mm45mm 34mmFixed way Embedded Hole 63mm42mm Package included:1 * for Time Controller