Product Features: Number of bulbs on string: 50 Bulb size: concave wide angle Bulb type: LED Spacing between each bulb: 4" Lighted length: 16.25' Total length: 17.5' 12" lead cord (from the plug to the first bulb) 3" tail cord Additional Product Features: LED lights use 90% less energy Durable non-glass replaceable super bright bulbs Bulbs remain cool to the touch UL certified and approved for indoor or outdoor use If one bulb burns out, the rest will stay lit Lights are equipped with the Lamp Lock feature, which makes them replaceable, interchangeable, and keeps them from falling out Comes with replacement bulbs and spare fuses Contains end-to-end connectors which allow you to connect multiple sets together (not to exceed 210 watts) Wire gauge: 22 120 volts, 60 hertz, 0.04 amps, 4.8 watts