These Christmas icicle lights are perfect for decorating your garden, porch and gate. They are meant to make your house more beautiful and vivid. These icicle chains are made of acrylic, which gives them a look of real ice. These decorative lights are equipped with energy-saving LEDs, making them durable for long-term use. It has 8 different lighting effects: combination mode, waves, sequential mode, slowly glowing mode, flashing, slowly fading mode, twinkling and continuous lighting. The included remote control allows you to adjust the lighting modes from a distance. The icicle lights are widely suitable both indoors and outdoors. Note: The included USB is not waterproof so this part has to avoid the water, but thanks to the extension cable the icicle light 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.