And its maker is hoping the new can help it overcome the sluggishness that has overtaken the PC market.

"Light, portable and fast charging, this is Lenovo's halo product," said Rob Enderle, an analyst with the Enderle Group. "It is a showcase of what the company is capable of. It is kind of an , targeted at people who want the portability of a tablet but still need a notebook computer."

Arimasa Naitoh, Lenovo's ThinkPad chief designer, said on Monday that the company is looking to move beyond its traditional laptop strategy.

Today marks the 20th anniversary of the ThinkPad, first developed by IBM. The business was sold to Lenovo in 2005.

Lenovo, like other PC makers, is trying to figure out how to .