Major League Baseball Christmas Lights Item #MB0007MET Officially licensed merchandise Features: Color: clear bulbs/green wire Baseball shaped light covers Number of bulbs on string: 10 Bulb size: mini Steady burning bulbs Straight line construction UL listed for indoor/outdoor use Spacing between each light: 12 inches 30 inch lead cord Approximate string length: 13.5 feet long Contains 1 plug with end connector allowing you to stack multiple sets of lights together Comes with spare replacement bulbs and spare fuse Material(s): plastic light covers/glass bulbs/wire