Protect your eyes and read your book using this Bookmark Light Foldable Clip-On Light! It is a dual-purpose device perfect for bookworms! This product works both as a bookmark and as a reading lamp. It has a thin and lightweight design so when you insert it in your book, it won’t deform the pages. At the same time, you can easily clip it on to your book and turn on the light so it can serve as a lamp. It emits a 4000k light temperature which is the ideal light color for reading.