ThinkPad T series T420s, and the T520, have been lauded for their battery life – up to 30 hours with a 9-cell battery slice. ThinkPad T series The ThinkPad T series is a line of laptop computers introduced by IBM in 2000. After the transfer of the consumer computer division in 2005, they were developed and marketed by Chinese technology company Lenovo. IBM introduced the T series as part of their ThinkPad brand in 2000. The laptop was meant to cater to users working with multiple networks and in different environments. This resulted in the development of the IBM Embedded Security Subsystem. From
ThinkPad Tablet 2 to be ironed out." In its review of the ThinkPad Tablet 2 the"Notebook Review" wrote, "The Lenovo ThinkPad Tablet 2 is fantastic device when used as a casual tablet or business PC for a mobile sales force. The machine looks great, it's light and easy to hold, and the battery lasts all day. Users who simply want to browse the web or run basic productivity applications will be best served by this hybrid tablet, but those users also probably won't need a $740 Windows 8 machine either. The ThinkPad Tablet 2 targets an audience that wants more productivity options that