4-Pack LED Dual Color Micro Light Strings Battery Operated If you're just looking to add a little extra decoration or need just a little light on your craft, the 4-Pack LED Dual Color Micro Light Strings Battery Operated is exactly what you need. This LED Dual Color Micro Light set is set on a thin wire with 50 LED lights. It is battery operated with 8 functions on a timer. Battery Operated. LED Dual Color Micro Lights. 4 Sets. 50 LEDs per set. Timer 6 hour on / 18 hour off. 4 Micro LED Light Strings to a box, each 15.8 ft. For Decorative Use only. For Indoor and outdoor use. 3 AA Batteries required per set (NOT included). 8 Functions: Timer-Comb, Timer-In Waves, Timer-Flashing, Timer- All Flashing, Timer-Chasing/Flash, Timer-Slow Fade, Timer-Twinkle, Timer-Steady On. Off (Long Press for 3 Seconds).