Ecopad Tablet Design Uses no External Power Source for Charging
[ratings]How about a tablet that’s as eco-friendly as it gets? Jun-se Kim, Yonggu Do and Eunha Seo created the Ecopad slate, pictured below and no using any external power source, but instead relying on a nano piezoelectricity film that gathers power from each touch or press of the screen. The device features a LCD display