A product specialist holds up a new Nook during a news conference Tuesday, May 24, 2011, in New York. The new Nook features a black-and-white touch screen and aims squarely at the "grandma ...

Barnes & Noble this morning unveiled a revamped version of its Nook Simple Touch e-book reader, which will cost just $99. The new Simple Touch will be available immediately.

The Nook Color alone is a steal at $129, especially if you root it to run Android or pop in one of the many available Android-on-a-card microSD products. And the Nook Simple Touch for $20?

The new Nook closely resembles the Nook Simple Touch, but with an added row of LED lights along the top of the E Ink screen that can be turned on when you're reading at night, as our video shows.

The new Nook and some accessories are displayed during a news conference Tuesday, in New York. The new Nook features a black-and-white touch screen and aims squarely at the "grandma" demographic.