35 Watt LED Driver; Isolated Output Universal Input Voltage - Input any AC voltage from 120 - 277 with no wiring changes. Output: 1750 ma, 10-20 VDC Supplies 12 - 10 volts with a 20 - 35 watt load, (8 watts minimum load to operate.) Constant current feature is good for applications with long cable runs. Must be mounted inside of a customer supplied enclosure. Caution: This unit will put out up to 20 volts when lightly loaded. It should only be used with a 12 volt lighting load of 20 watts or more. Refurbished, 1 year warranty Works with LED Task Ribbon (10' minimum)