Set of 15 B/O Multi-Color LED Little Lites Christmas Lights - Green Wire These Unique Micro Led Lights Will Be The Perfect Addition To Your Home Dcor All Year Round Micro lights are battery operated and can be placed inside wine bottles or around wreaths Strand contains 15 multi-colored lights on a green wire; recommended for indoor use only The length of the strand is 5.5 feet with 4 inch spacing between each bulb; lead cord length is 12 inches Battery pack has an on/off switch on that back; requires 3 AA batteries  not included