Make it easy to read your favorite books with the Nano Compact LED Booklight. This compact but powerful light is ideal for reading, and features an ultra bright LED light that never needs replacing. It"s designed with an extending neck and pivoting head for maximum coverage, and has a clip that"s designed to affix to practically any thickness of book cover. The booklight is slim and compact, making it great for use at home or while traveling, and can even be used as a stand alone light for other activities. The booklight is powered using 2 lithium batteries for 24 hours of continuous light.