SIGNALS Lighted Silver Mercury Glass Spheres - Set of Three (One Large and Two Small) Save on this set of three Mercury Glass Spheres Create the romantic look of a starry night sky in your home or on your patio Decorative at all times, they become reflective mirror-like globes when dim Cordless for easy placement anywhere - run for months on 3 AA batteries Beautiful to display alone or in a group on your mantel or table