The Kobo Stylus enables you to handwrite your thoughts and ideas on your Kobo eReader, just like a pen on paper. Compatible only with Kobo Sage and Kobo Elipsa, you can mark up eBooks or documents and take notes in the built-in notebook feature. With helpful buttons, you can easily erase or highlight. Includes 1 Kobo Stylus Replacement Tip, a tip replacement tool, and 1 replaceable AAAA battery.