This LED lighting is perfect for decorating the Christmas tree and creates a pleasant atmosphere. The 150 high-performance LEDs are very energy-efficient and emit bright light. With 8 different lighting effects - a combination of all effects, slow glow, flashing, wave, flowing, sequential, steady on, and slow fade - the light string beautifully illuminates and creates a magical Christmas ambiance. This beautiful Christmas decoration is waterproof, making it suitable for both indoor and outdoor use. You can easily attach this Christmas decoration to the top of the Christmas tree, and the light strings will naturally cascade down. Especially in the evening, the Christmas tree lighting is a real eye-catcher and also serves as a cozy light source. When not in use, these LED lights can simply be stored until the next Christmas season. Enjoy a lot of fun during the Christmas season with this LED tree lighting! Please note that the Christmas tree and ornaments are not included. The included USB power supply is not waterproof, so it must be protected from water. However, thanks to the 5-meter long cable, the item can be used outdoors, as both the cable and the product are waterproof. Note: The product features a USB port, but the certified 5V USB power source is not included. Light color: Blue; Material: PVC; Suitable tree height: 150 cm; Length of extension cable: 5 m; Output voltage: DC 5 V; Power: 5 W; Includes a USB port with 8 functions; With 150 powerful LEDs; Suitable for indoor and outdoor use.