The L.T.F. DA15W350C1542 is a 15w 350mA constant current LED driver. It has a voltage range of 15 - 42Vdc and operates on 120Vac. The L.T.F. DA15W350C1542 is ELV and Triac dimmable. Also, available is the DE15W350C1542 277Vac version and the DU15W350C1542 220-240Vac version.