Set of 10 Shamrock Christmas Lights Item #1533 Features: Color: clear bulbs / green wire Number of bulbs on string:10 Bulb size: mini Spacing between each light: 12 inches Lighted length: 7.5 feet Total length: 10 feet 24 inch lead cord Additional product features: Straight line construction Steady burning bulbs Each clear bulb is covered with a green shamrock UL listed for indoor/outdoor use 120 volts, 60 hertz, .08 amps, and 9.6 watts Contains 1 plug with end connector allowing you to stack multiple sets of lights together (not to exceed 210 watts) Comes with (1) 12 volt spare replacement bulbs and 1 spare fuse Dimensions of each light cover: 3 inch diameter Material(s): glass bulbs/wire/EVA