IBM ThinkPad Laptop users love the fact that their notebooks to give them the freedom of movement, while they use them. However, it is frustrating when you can be on the plane or in the car, and you have nothing in your charger plug. The freedom of a sudden stop with a laptop if you have no power.

The only way to get this work that the freedom back, it's free if you are able to get to a wall socket. On the other hand, if you could only improve the life of yourLaptop battery will not come around too often this problem. Here are several ways to ensure that you do not run the battery faster than you have.

The ThinkPad T400 is a welcome addition to the ThinkPad line to Lenovo. The ThinkPad T400 has features and functions that distinguish it in the lineup Lenovo to make. Following are the specifications of the Lenovo T400.

Specifications:

CPU:
Intel Core 2 Duo - Penryn-3M (medium voltage, 45 nm) (P7350, P8×00)
Intel Core 2 Duo - Penryn (standard-voltage, 45 nm) (T9×00) RAM: Up to 8 GB 1066 MHz DDR3
Screen Size: 14.1 "WXGA + widescreen
Operating system:
Microsoft Windows Vista 32bit
Microsoft Windows Vista 64bit
Microsoft Windows XP Battery Life:
4-cell: starting 4.3hr
6-cell: starting 6.5hr
9-cell: starting 9.8hr
9-cell battery + bay from 13.0hr Graphics:
Intel Graphics Media Accelerator 4500MHD
ATI Mobility Radeon 3470 Pro: