Designed to be waterproof and durable, this unique pyramid-shaped LED light is designed to last. Available with Disc-O Select, these versatile lights offer gentle illumination that turns on with the click of a button. The Disc-O Select NiteGem allows you to choose from six selectable colors, plus color-changing Disc-O mode which continuously cycles through the colors. Featuring replaceable batteries (included), these high-quality lights are designed to last. Plus, they float making NiteGems a perfect addition to pools, coolers, and bathtubs.