This LED light string not only decorates your home during the Christmas holiday but also makes a cosy lighting solution for your living room, staircase, garden and children's room. The light string is equipped with 400 high-powered LEDs, which are very energy efficient and emit a bright light. This lovely Christmas decoration is water resistant and therefore suitable for both indoor and outdoor use. It has 8 different lighting effects; combination mode, waves, sequential mode, slowly glowing mode, flashing, slowly fading mode, twinkling and continuous lighting. These fairy lights beautifully light up in your preferred pattern. Have fun during your holiday with this Christmas fantasy light string! Note: The included USB is not waterproof so this part has to avoid the water, but thanks to the 5m extension cable the light string can be used outdoors as the cable and product are waterproof.The product has a USB connector, but the certified 5V USB power source is not included