laptop power supply 1).Good quality,Competetive price,high reliability 2).CE,UL,GS,CB,CEC,PSE,C-TICK 3).Punctual Delivery power supply for notebook ... /60Hz5. Environment operating temperature 0-40,6:Operating relative Humidity :5%-90%RH7: storage temperature -20-85°C,8Energy standard CEC ... SAA CCC EK ,PSE,11:MTBF 50,000H12:Standard model: power supply for notebook 90w