Solar Multi Color Holiday Bulbs Light String Add these bright and colorful, solar-powered bulbs anywhere in your yard for a cheerful addition to your holiday decorating! Set includes 5 large bulbs in red, orange, blue, green and yellow. Each has a sparkly silver glitter coating and lights up automatically at night. Includes 1 AA battery. Material: Plastic. Bulbs are each 6 1/2"L x 3 1/2"W. Light string is 60"L.