Composed by AC Adapter and Power Cord, this power supply for Acer Aspire One Netbook is a pack product. As is for netbook computer, this compatible Acer adapter 4717276030872 is produced of 40W instead of such a high value as laptop computer has, which can prevent Acer Aspire One Netbook from overcharging and contain in 19V in output voltage. Thanks to the switch inside, no matter where you are, only plugging the 5.5*1.7mm connector will your Acer Netbook gain enough electrons from mains supply from 100V to 240V. Such a great electrolytic capacitor it is for Acer Aspire One netbooks. Enjoy your day with Acer adapter 4717276030872 whether you are in the northern or southern hemisphere.