Product Features:
Color: transparent multi-color bulbs / green wire
Multi-color consists of red purple blue amber and green bulbs
Bulb size: G50 (2" diameter)
Number of bulbs on string: 20
Spacing between each bulb: 12"
Lighted length: 19'
Total string length: 20'
6" lead cord
6" tail cord

Additional Product Features:
If one light goes out the rest will stay lit
E17 brass base (fits in a standard C9 socket)
UL listed for indoor/outdoor use
Replaceable glass bulbs (set does not come with replacement bulbs)
End-to-end connectors allow you to connect multiple sets together (not to exceed 210 watts)
Clip on each light socket for easy hanging
120 volts 60 hertz .625 amps 75 watts