Not 7 hours, but the official battery life figures are out now..
Click here to see more
4.2 to 6 hours...
..and as the battery is heavier 6600mAh 6 cell this is easy to believe.
Only downside is that Eee PC 901 will weight 1140g, where 900 weights 990g
As the battery design has changed, 901 batteries are not compatible with 701 or 900. Which meas that you can't use cheap 3rd party batteries for 701/900 on 901 either..
With 3rd party 8700mAh batteries 901 could run full working day..
Details, News and links for Asus Eee PC 901
Monday, June 02, 2008