Multi(Red, Blue, Yellow, Orange, Green), LED Light String, 25 Light, C7, 17 Feet, 8 Inch Spacing, the bulb is 1 1/4 Inch long and 3/4 Inch at the largest part of the base. This light set has Green Wire. Great item to use for any occasion-or just because! Use for Christmas. UL listed for Indoor or Outdoor Lighting. This High Quality LED Light set uses 2.4 Watts and is Moisture Resistant. Connect up to 43 sets end to end. Energy Star Rated and ROHS Compliant.