This curtain icicle light is perfect for use as a lighting addition to any decorative project. It is suitable for Christmas, parties, weddings and other holidays. The fairy light is equipped with 400 energy-saving LEDs, creating a magical lighting performance. It has 8 different lighting effects: combination mode, waves, sequential mode, slowly glowing mode, flashing, slowly fading mode, twinkling and continuous lighting. It is a great decorative accessory to illuminate indoor and outdoor spaces. Note: The included USB is not waterproof so this part has to avoid the water, but thanks to the 3m cable the Christmas decoration 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.