Create a relaxing and inviting atmosphere with this LED cluster string for Christmas and every holiday! Long light string: The total string length is 7.4 m and has 400 LEDs, creating a warm white lighting performance which is cosy and inviting.Great DIY decorations: The string light can be easily bent into any shape you want, making it easy to decorate.Wide applications: It is a great choice for main decoration, especially for Christmas, parties, weddings, and other holidays.Various lighting effects: This Christmas decoration features 8 different lighting effects: combination mode, waves, sequential mode, slowly glowing mode, flashing, slowly fading mode, twinkling and continuous lighting.Cluster design: This LED string has a much higher quantity of bulbs per meter than a regular LED string, giving a much fuller and denser lighting effect, similar to a firecracker. Note:The product has a USB connector, but the certified 5V USB power source is not included.If you use the product outdoors, please ensure the USB connection is plugged indoors in a dry environment.