Good Tidings Super Bright Clear 100-Bulb Mini String Light Set with Green Wire

Lights feature 2.5 Volt Super Bright bulbs, end-to-end plugs and 3 In. bulb spacing. This light set may be converted from a steady burning to blinking by replacing any bulb in the set with the clear red- tipped spare blinking bulb that is packaged with the set. There are spare bulbs packed with this set: steady burning bulbs and blinking bulb (the clear bulb with the red tip). Indoor/Outdoor. Two-year guarantee.