Flora-Lites battery operated string lights are perfect for use in floral arrangements (not waterproof), party decorating, bridal bouquets, cake tops, doll houses, miniatures, Christmas trees, wreaths, costumes, and whatever your imagination comes up with. *10 Steady Burn Lights on single 30 inch wire. *Choose from White wires or Green Wires. *Operates on 2 "AA" batteries (not included) with at least a 15 hour operating time.