Specification Brand : ERP POWER BulletPoint1 : Voltage input: min 120V / max 277V, output current: 1200mA ForwardCurrent : 20 milliamps ItemName : ERP POWER ESPT050W-1200-42-Z1 ESPT050 Series 50 W 1200 mA 42 V Output Max Constant Current LED Driver-NO CLIPS - 1 item(s) ItemPackageQuantity : 1 ItemShape : Square ItemTypeKeyword : super-luminescent-leds LightColor : Red LightColor1 : Warm LightColor2 : Soft White Manufacturer : ERP POWER Material : Copper MaximumVoltage : 2.1 volts MinimumFrequency : 50 hertz MinimumVoltage : 1.9 volts ModelNumber : ESPT050W-1200-42-Z1 NumberOfItems : 1 NumberOfPins : 4 PartNumber : ESPT050W-1200-42-Z1 ProductDescription : ESPT050 Series 50.4 W 1200 mA 42 V Output Max Constant Current LED Driver ***** For more information refer to the specification sheet located in the 'Downloads' section below the image ***** ProductSiteLaunchDate : 2017-07-26T15:54:28.274Z Size : 1 Piece UnitCount : 1 UnspscCode : 39121000 WavelengthRange : 620-630nm