Because EPDs use power so sparingly, it is possible to flip through 7000 or 8000 pages for each recharge. So even if you are traveling, never fear that your book will run out of batteries just before the surprise ending is revealed!
也因為非常省電，故充電一次可以翻頁 7,000-8,000 次，即使帶著它去旅行，也幾乎不用擔心一本書看到一半時正好沒電！