55W Non Dimming Constant Power MODE Linear LED Driver500 to 1600 mA @ 27 to 56 Volts DCFeatures Input voltage: 180 to 295 VAC @ 47 to 63 Hz; Built-in active PFC function; Class 2 Power Supply; Metal housing design; Flicker Free design; Full Power at 70 to 100% max Current; No load / Standby power consumption