Fortune Products FB-1W Fairy Berries Magical LED Light, 3/4" Diameter, White (Case of 10) Case of ten 3/4"-diameter, battery-operated LED balls for indoor and outdoor decorative lighting Two-piece translucent-opaque plastic body allows light to pass but also conceals batteries Water-resistant construction with an O-ring gasket to enable lights to float Recessed hanging hole for hanging lights with wire or line Comes with two replaceable CR1220 batteries installed in each light