... .High reliability,long life,MTBF:100,000hrs(full load,25°C,Mil-HDBD-217F)5. certificates:CE,CB,UL,GS,SAA ... Regulation]:±5%General Specifications: [Operating Temperature]:0~40°C [Storage Temperature]:-20~85°C [Operating Relative Humidity]:5~95%RH [Withstanding Voltage ... quality,factory price,CE,CB,UL,ROHs,15v 4a/12v 5a