laptop dc power supply 1).Good quality,Competetive price,high reliability 2).CE, ... : storage temperature -20-85°C,8Energy standard CEC ,Energy Star and EU requirements,9:Safety standard IEC/EC60950,IEC/EN61347 ,UL/CUL ... ,VDE BS SAA CCC EK ,PSE,11:MTBF 50,000H12:Standard model: