The smallest and lightest ThinkPad X41 Tablet notebook system battery with up to 3.5 hours battery life. Replace your original 4-cell system battery or carry an extra one to stay unplugged longer. Its compatible design allows it to be in the system when the system is connected to ThinkPad X4 Dock.

The ThinkPad Z61m notebook takes the performance of a desktop and places it into a convenient and mobile package. Powered by an Intel Centrino enabled Core Duo T2500 2 GHz with 1 GB RAM, the Z61m can muscle through the most demanding programs. A 15.4" screen gives you all the room necessary to complete tasks, and a 100 GB hard drive provides all the room to save data. With connections options from gigabit ethernet to wireless 802.11a/b/g, you can get online from most any location. Remain productive while out on the road, get a ThinkPad Z61m.