Have a holly jolly Christmas this year with the most cheerful colors of the season! We combined our vivid C7 green and red energy efficient LED bulbs with our commercial quality strings to create a long lasting, weather resistant, irresistibly festive light display! Hang C7 light strings across the porch, stake them along the driveway and wrap them around greenery for a fun Christmas inspired holiday display the whole family will love!Commercial grade C7 Christmas lights with 18 gauge green wire. Professional sockets feature weep holes for trouble free damp weather performance. Heavy duty SPT1 insulation. Top quality dimmable bulbs work great in steady or animated displays. Nickel plated bases prevent corrosion and improve connectivity, saving you time and money. Diamond faceted bulb design reflects a spectacular light and color halo. 0.96 watt energy efficient bulbs reduce power needs by up to 90%. Highly durable acrylic resin bulbs are virtually unbreakable, and colors never fade, chip or crack. LED bulbs always remain cool to the touch. Indoor / Outdoor use.