Brighten your decor and add a gracious ambiance to your residence with these beautiful string lights. The ambient brightness from these luminaries is sure to create some fantastic charm. These lights are the fit option for holiday， Valentines day， wedding， party decoration， and much more.Product Features: Color: blue bulbs / green wire Number of bulbs on string: 100Bulb size: miniSpacing between each bulb: 2.5 Lighted length: 20.25 Total length: 21.512 lead cord (from the plug to the first bulb)3 tail cordAdditional Product Features: UL certified and approved for indoor or outdoor useIf one bulb burns out， the rest will stay litLights are equipped with lamp lock feature， which makes them replaceable， interchangeable and keep them from falling outComes with replacement bulbs， flasher bulbs and spare fusesContains end-to-end connectors which allows you to connect up to 5 sets together (not to exceed 210 watts)Wire gauge: 22120 volts， 60 hertz， 0.34 amps， 40.8 watts