LED Driver 100W 24V Power Supply AC220-240V 1-10V Dimmable Ultra Thin Lighting Transformers For LED Strip Lights Operating voltage:220-240V /AC Power: 100W Frequency: 50~60Hz PFC: > 0 Output voltage:24V /DC Efficiency: 86% Work temp.:-20 ~ +50°C Material of case:Aluminum Control Mode:1-10V