High efficiency Advance driver featuring high power factor (>0.90), 120-277V 60/50Hz, and less than 15% THD. Backlit LED arrays with optics provide highlyefficient and unpixelated transfer of light to the lens. Electromagnetic interference (EMI) compliant to FCC Title 47 Part 15 class A 5000K Color Temp 3000 Lumen Output 24 watt 3 inch overall depth, including driver box (see pic) Universal Voltage, 120-277v