【Star String Light Decoration】: This star string light is made of high-quality crystal shell, bright LED bulbs and flexible wires. Warm white lighting helps create a cozy and dreamy fairytale place for you, perfect for indoor/outdoor decoration. 【USB/Battery Powered】: This string light is powered by USB connection or 3 AA batteries (3 AA batteries not included with this product). There are two modes of USB connection and battery power supply to meet your diverse needs. Therefore, you can use it anywhere indoors or outdoors. 【Advanced Waterproof Level】: This product has an IP67 waterproof grade crystal light bulb and an IP65 waterproof grade battery box. It can shine normally even on rainy days, and the string lights glowing in the rain are particularly beautiful. [Scene]: Star lights can be used indoors and outdoors, such as bedrooms, dormitories, bars, windows, Christmas trees, Christmas, parties, weddings, homes, windows, bathrooms, festivals, holidays, performances, restaurants,