These meteor lights are perfect for indoor and outdoor parties, Christmas, weddings and any other event where you want to add some sparkle. It is also an excellent decoration of trees along streets. The meteor rain lights are made of durable plastic material, which is water-resistant and durable. Each light tube has 36 energy-saving and low-consumption SMD LEDs, providing omnidirectional illumination. The twinkling lights of every tube turn on and out one by one in sequence and quickly, just like a meteor shower or falling snow in the night sky. Note: The included USB is not water-resistant. Do not expose this part to moisture or water. However, thanks to the 2 m cable, the item can be used outdoors as the cable and product are water-resistant. The product has a USB connector, but the certified 5V USB power source is not included.