Thinkpad Tablet X61 8-cell Battery
Why I had to buy a new battery? Thinkpad Tablet X61 is only 14 months old and cost more than U$ 2100.

My old original OEM battery gives an error message "A battery error has occurred. More >>
Odanira M. Fernandes

battery
The Thinkpad by lenovo is not that great of a product in itself, but since I am required to use it for school , this battery works nicely as a replacement for the one that died out earlier. More >>
Nicole A. Nimry

Powerful!
This piece is amazing. Setting your computer on an economical power plan in the power options will give you power for 6.5 to 7 hours on full charge! More >>
Amjad Safa

good, but not great
* Love it -- it works!!

* Love it -- the battery itself is easy to install.

* Love it -- I placed the order with Amazon in late-November 2009 and the battery I received was manufactured in October 2009; only 1 month old

* Dislike it -- on my X61T, this 8 cell battery reports only about 4hr uptime after a full recharge (on Lenovo's product website it suggested "approximately 7 hours".)

* Dislike it -- the old battery died after only about 14 months

* Hate it -- Lenovo battery does not come with a handy ship-the-old-battery-back-for-safe-disposal shipping slip (Unlike Lenovo, America Power Conversion (APC) does for their UPS batteries. More >>
BoughtFromAmazon

Weight little concern
The only potential cons of this 8-cell battery are additional weight and space; spatially, the battery sticks out almost exactly 1" more than the 4-cell battery--as others have mentioned, this really does make a nicer handle than with the 4-cell (the top and bottom are even partially covered with rubber for better grip while holding). More >>
Jay P