Lenovo 500e Chrome pen is for Lenovo 500e Chromebook. Great for extended notetaking and writing, fine art or graphic design. The pen relies on machine intelligence from Chrome OS™ to predict where the writing will go, providing a smoother "real pen" experience. No charging or pairing is required, so the pen can be shared between users and across 500e devices. It's stored inside the Chromebook when not in use.Lenovo 500e Chrome pen is for Lenovo 500e Chromebook. Great for extended notetaking and writing, fine art or graphic design. The pen relies on machine intelligence from Chrome OS™ to predict where the writing will go, providing a smoother "real pen" experience. No charging or pairing is required, so the pen can be shared between users and across 500e devices. It's stored inside the Chromebook when not in use.