... device used Anti-interference ability,Timing accuracy Electronic Timer Relay 1) Type: AH5E-4D, Electronic MCU Timer2) Time range: 99.99S,999 ... , 220V AC 4) Coil voltage: 12,24VDC 12,24,36,48,110,220,240,380VAC5) Electrical life: 100,000 times6) Mechanical ... -switch.comhttp://www.relay.com.cnhttp://www.prc-oem.com Electronic MCU Timer(AH5E-4D)