There s happiness in the air. It s Xmas the season of joy! Deck the halls with these shimmering adornments! Vibrant the random hue-changing lights can fashion a picturesque winter scene effortlessly!. Product Features: . Color: Random color changing bulbs with green wire. Number of Bulbs on string: 10. Bulb Size: C9. Spacing Between Each Bulb: 5 . Total String Length: 6 . Lighted Length: 3.75 . 19 green lead cord . UL certified and approved for indoor or outdoor use. Contains end-to-end connectors allowing you to connect multiple sets together. 120V 60Hz. Material(s): Plastic