Gerson 00163 - 36 Light 9' Black Wire Purple Battery Operated Indoor LED Micro Miniature Christmas Light String Set with Timer Multifunction LED Micro lights - flashing, phasing and steady on Halloween, Mardi Gras, Wedding, Christmas and Party Lights UL listed for up to 20,000 hours of indoor use Smaller size makes them perfect for all kinds of applications Timer function built in to be on for 6 hours and off for 18 hours