... .LED Built-in Drive Power Supply 2.certification : CE,UL,TUV ,GS3.Input Voltage: AC85V~265V4.Isolated constant current output 320mA--600mA, high ... -43VWork efficiency85%Output voltage accuracy3%Voltage adjust rate2%Load adjust rate2%product size54X37X22mmproduct certificationCE,UL,TUV ,GS 9-12W drive power supply (adjustable ...