These unique shatterproof balls feature a mercury glass finish, Shatterproof ornaments combine the beauty and luster of real glass with the unbreakable practicality of plastic Product features: Color: clear bulbs / white wire Number of balls: 3 Total number of bulbs on string: 20 Bulb size: mini Spacing between each ball: 8" Lighted length: 1.5' Total length: 2.6' 13" lead cord Additional Product Features: UL listed for indoor or outdoor use Steady burning bulbs Contains 1 plug with end connector which allows you to stack multiple sets of lights together (not to exceed 210 watts) Comes with replacement bulbs and spare fuse Ornaments come ready-to-hang with silver hooks Wire gauge: 22 120 volts 60 hertz .08 amps 9.6 watts Dimensions of each ball: 5.75" diameter Material(s): plastic light covers/glass bulbs/wire/metal Features: Pre-Lit Measurements: 5.75 Height/Inches Base Material: 100% Plastic Country of Origin: Imported