LED Driver, Intended LED Usage Fixture Array, Number of Bulbs Supported 1, 120 to 277V AC Input Voltage, 10 to 56V DC Output Voltage, 470 to 1400 mA Output Current, 40 W Input Power, 5 in Length, 2 3/8 in Width, 1 in Height, Case Form Factor Compact, Standard Profile, Class 2