Hi-lume 1 Percent EcoSystem, LED Driver, Intended LED Usage LED Fixture Array, 120 to 277V AC Input Voltage, 24V DC Output Voltage, 170 to 370mA Input Current, 1.60ADC Output Current, 47 W Input Power, 5 to 40W Power Output, 4 7/8 in Length, 4 in Width, 2 5/8 in Height, Case Form Factor Compact, Standard Profile, Class 2