LG Display unveiled an e-book that is equipped with in-house developed solar cell.

The thin-film solar cell featured in the e-book measures 10 centimeters in width and length, it was developed to perfectly fit the 6-inch display panel for e-book currently mass produced by LG Display. The solar cell measures 0.7 millimeter in thickness and weighs a mere 20 grams, the less thickness of a credit card and the weight of a fountain pen.