There is news of a ’special’ edition of the NC10. From what we’ve found out this ’special’ version has a larger touchpad and a 6-cell battery that will last 9.5 hours or so beating the standard NC10 by around 2.5-3 hours! Below are the features:

• 5900mAh 6 cell high capacity battery giving up to 9.5 hours of continuous run-time
• Touch pad larger than other NC10 models
• 10.2-inch Wide, 1024 x 600 WSVGA
• Intel Atom processor N270, 1.6 GHz, 533 MHz Front Side Bus, 512 KB Level 2 Cache
• 160 GB, 2.5-inch HD
• 1 GB DDR2 800 MHz
• Intel 945GSE shared
• 802.11 b/g WiFi
• Bluetooth 2.0 + EDR
• 10/100 BaseTX LAN

Unfortunately the special version of the NC10 is only available in the US right now. You can check details here.