Bring back memories of Christmas past with these old fashioned lights. This light string comes with durable LED non-glass replaceable bulbs that are cool to the touch each socket has a clip on it for securing to trees or other surfaces. LED lights use 90% less energy. If one bulb burns out the rest will stay lit. The set contains end-to-end connectors, which allow you to connect up to 43 sets together. Details: Green bulbs, white wire 70 C6 LED bulbs 22.5 ft. lighted length 23.5 ft. total length 4'' bulb spacing 5'' lead cord 4'' tail cord Durable non-glass replaceable bulbs Cool to the touch 2 replacement bulbs and 1 spare fuse included Contains end-to-end connectors (not to exceed 210 watts) Can connect up to 43 sets of the same model of lights Wire gauge: 20 120 volts, 60 hertz, 0.2 amps, 2.4 watts UL certified and approved for indoor or outdoor use