This is a 190 Watt LED Driver manufactured by Signify Advance. It is programmable via the Simple Set programmer with an output current range of 100-2750mA and the factory default is set to 2300mA. The input voltage is 120-277 volts and has 5%-100% dimming range. The XI190C275V054BSG2 is a Xitanium 190 Watt 120-277 Volt 100-2750 mA 0-10 Analog Dimming Ballast. XI190C275V054BSG2 specification: Max. Output Power: 190 W Input Voltage: 120 ~ 277 V Output Current: 100-2750 mA Output Voltage: 20-54 V Dimming Method: 0-10 V