SLT Digital timer is a cost effective timer with time range from 0.1s to 999H. It is easy to set the time by pressing the "Select" key to choose second, minute or hour. Then press "UP" or "DOWN" key to set the time. It provide both time delay and instantaneous configuration. General Specification : 1) Input : 24VDC / 110VAC / 220VAC 2) Output : 1 timed relay / 2 timed relay. 3) Time Range : 0.1S to 999H 4) Ultra-large and brightness LED 7-segment display : 14mm. 5) IP 65 water proof panel. 6) Standard mounting hole 45mm x 45mm. 7) Snap-In mounting design for easy installation. For more detail specification, please contact us at