Forever Bright 5 Color C6 LED light strands use 80 percent less electricity than standard incandescent arrays are more durable and safer to operate, They also last 200 000 hours always remaining cool to the touch, All-Weather resistant, ""Faceted plastic"" bulbs are less likely to break than glass, Includes 70 bright green LED bulbs with dark green string, Good deal! Use indoors or out Bulb Spacing: 4 inches (10 cm) Bulb Size: 5/16"" diameter 13/16"" length Length: 23 feet (per string) Includes: (70) M5 bulbs (per string) Power Specification: 120 volts AC Rated Bulb Lifetime: 200 000 hours SKU: FRVRB019