3 convenient and brightbookmark lights in one set.ProductInformationThe ThinkTank Technology Bookmark Light set includes three superbrightlights that function both as a bookmark and as a light for yourreading. Each features a super bright LED bulb with over10000 hours of life. These bookmark lights areenvironmentally safe and e in three classy colors to suit your needs- white black and aqua (blue).Product Features Super bright LED bulb LED life time: over 10000 hours Environmentally safe Works as a bookmark and a booklight Use to light up your reading or a purse or bagReady to use out of the package batteries are already installedMade from ABS plasticDimensions (approx.): 3.0" x 2.0" x 0.63" (H x L x W)Note: Batteries are included but are not guaranteed.