These cool blue C7 holiday lights are sure to bring a dynamic touch to your home and decorations. Use them for your holiday decor, a wedding, or for everyday household use. The UL listing allows these incandescent holiday lights to be used both indoor and outdoor making them great for patios too. Product Features: Color: transparent blue bulbs / green wire Number of bulbs on string: 25 Bulb size: C7 Spacing between each bulb: 12" Lighted length: 24' Total length: 25' 6" lead cord 6" tail cord Additional Product Features: Super bright bulbs Each light has a clip on their base so you can easily attach the lights to your tree or other desired surfaces Bulbs easily screw in and out If one bulb burns out, the rest will stay lit Contains end-to-end connectors which allow you to connect multiple lighted items together (not to exceed 210 watts) UL certified and approved for indoor or outdoor use Wire gauge: 20 120 volts, 60 hertz, 1.04 amps, 125 watts Material(s): glass/plastic/wire