Star light star bright; this windchime is a stargazer's delight— day and night! Color-change LED light in base sets the crystalline ornaments ablaze with a rainbow parade of color letting you enjoy this chime's shimmering show and magical song— even after dark! Acrylic with metal chimes. 3 5/8" diameter x 34 1/4" long. Requires 3 "AAA" batteries not included.