Features: Christmas Lights: These Christmas lights string lights will twinkling like stars and are very beautiful. Bringing a strong festive atmosphere to your Christmas, you and your family will have a wonderful holiday. DIY Decoration: Christmas trees, Santa Claus, Santa hats, Christmas snowmen and Christmas Elk decorations are included in the Christmas light strings to bring you the joy of Christmas. Safe to Use: This window light is USB powered, which will keep it at a low temperature after a long time using, safe to touch by adults and children. And Ip44 waterproof level is suitable for both indoors and outdoors in any weather condition. Christmas Decorations: The Christmas window lights and battery box are waterproof, suitable for Christmas decorations indoor and outdoor, Christmas party, wall, window, front door, tree, patio, garden, ceiling,etc. Customer Support: If you have any problem, please feel free to contact us, we will reply you as soon as possible. Specification: Color: Warm white light Voltage: 5V power supply Power Supply: USB/ 3 AA Batteries (Not Include) Size: 3*0.6m Notes:Please allow slight tolerances in size due to manual measurement, and lighting in photography may result in a difference in color than in real.