Product Features: Color: red, green and white bulbs / green wire Number of bulbs on string: 50 Bulb size: G12 (15mm diameter, berry lights) Spacing between each bulb: 4 inches Lighted string length (approx): 16.25 feet Total string length (approx): 16.5 feet Wire gauge: 22 Additional Product Features: LED lights use 90% less energy Lights are equipped with the lamp lock feature, which makes them replaceable, interchangeable and keeps them from falling out Super bright bulbs If one bulb burns out, the rest will stay lit Durable non-glass replaceable bulbs Cool to the touch Contains 1 end connector which allows you to connect multiple sets together (not to exceed 210 watts) These lights are made to commercial specifications Comes with replacement bulbs and fuse UL listed for indoor/outdoor use 120 volts, 60 Hertz, 0.04 amps, 4.8 watts Material(s): plastic bulbs/wire