The Adonit Note works with an extensive variety of apps, or you can make notes directly onto PDF files. Allow your Note to help you remember the little things. Rest your palm comfortably on the screen while you write. Adonit Note supports palm rejection, so you don't have to worry about leaving stray lines. Adonit Note uses Micro USB for charging. You can also charge while you write. A 4-minutes quick charge provides a 1-hour using time. Works for 12 hours straight on a full charge.