The Boox is powered by a 16-level grayscale e-ink screen that looksand feels like paper. Passive lighting and diffuse surface relaxesyour eyes and reduces eye strain. The hand-writing system lets youtake notes while reading and sketch up ideas that happen to emerge. The Boox reader takes full advantage of new-generation e-ink screens : extremely low power consumption. Each full charge can sustain a fewweeksreading.