The Twinkle Teeny Lights have multiple function lights starting with a steady burning light, perfect for weddings, parties and more. They can flash in waves, sequentially or a chasing flash. There is a slow fade and a twinkle flash, there is even a setting that cycles throught all the combinations! There are 140 clear tiny wheat bulbs on the 26 foot white cord. For indoor use only, bulbs remain lit even if one burns out. Other Features Include: Durable Wire; Safety Fuse Plug/Pre-tested To Light;  2" Space Between Bulbs.