UL Certified Guarantee 100% Safety: These LED Christmas lights were strictly tested and completely fulfill the requirements of UL safety standards with a 29V output voltage (lower than the maximum voltage safe for humans,36V). The LED bulbs keep at a low temperature state so even after long hours of use they are still safe to touch for children and pets. Just plug into an outlet and use it without worry.
Perfect for All Occasions: Warm white and multicolor settings enable you to choose either the warm color setting for a quiet and cozy moments or the multicolor setting for more cheerful times all in one strand of lights. These color changing fairy lights also comes with 11 function modes & 4 level brightness (100% ,75% ,55%, 25%) so you can light up all of your special moments.
Waterproof Design for Indoor Outdoor Decorations: The Christmas string lights are made of premium LED bulbs and sturdy dark green wire which is designed to withstand rain and snow making it ideal for both indoor and outdoor decorations such as patio, balcony, garden, dining room, living room, kitchen, etc. Note: the plug is Not waterproof, pleasetake care to keep it away from liquids.