Features:
Color: blue bulbs / white wire
Number of bulbs on string: 150
Bulb size: mini
Approximate drop lengths alternate between: 19" 9" and 15"
Spacing between each bulb: 3"
Spacing between each drop: 4"
Approximate lighted length: 8.5'
Approximate total length: 10'

Additional product features:
Lights are equipped with Lamp Lock feature which makes them replaceable interchangeable and keeps them from falling out
If one bulb burns out the rest will stay lit
End-to-end connectors allow you to connect multiple sets together (not to exceed 210 watts)
Wire gauge: 20
Comes with replacement bulbs and fuse
UL listed for indoor/outdoor use
120 volts 60 hertz 0.51 amps 61.2 watts