Single Color Changing LED Light Snow Ball Outdoor Ornament with Timer Single Slow-Color-Changing LED 3" Ball Outdoor Ornament with Hook Suitable for Indoor and Outdoor use. Each with a Built-in Electronic Timer to Save Battery Life- On for 6 hrs, then Automatically Off, Then They Turn Themselves On Again at the Same Time Every Following Night. Battery Operated; Requires 3 AAA Batteries (not included).