These LED lights are specifically designed for decorating your Christmas tree and creating a nice atmosphere. The lights consist of LEDs, which are very energy efficient and emit light. This lovely Christmas decoration is waterproof and therefore suitable for both indoor and outdoor use. You could easily place this decoration on the top of your Christmas tree, and its light strings will naturally drape to the floor. Our lights are a real eye-catcher, especially in the evening, and they also serve as a cozy source of ambient light. While not in use, these LED lights can be easily stored for the next holiday's use. Have fun during your holiday with our LED tree lights! Please note that the Christmas tree and baubles are not included in the delivery. Note: The included USB is not waterproof so this part has to avoid the water, but thanks to the extension cable the light can be used outdoors as the cable and product are waterproof. Properties: Waterproof Suitable for indoor and outdoor use Suitable tree height: 98.4" Total amount of strings: 10 Amount of LEDs per string: 25 Assembly required: Yes Please note: This has a USB connector and the 5V USB adapter is not included