supply of set of led driver suitable for input vol [set of led driver suitable for input voltageset of led driver suitable for input vol [set of led driver suitable for input voltage,set of led driver suitable for input voltage 110 v ac/dc, voltage range 90-140 v, output volt age 24 v. one set consist of 1 watt led driver used for m-type light fitting (night light) for lhb ac coaches -1 no. and 18 w led driver used for light fitting of lhb ac/non ac coaches-1 no. confirming to rdso spec no. rdso/pe/spec/tl/0091-2016(rev 1) or latest. total 02 items in one set. [ warranty period: 30 months after the date of delivery ] ]