3D STAR STARRY STRING LIGHTS warm white color fairy star lights, beautiful decorate your living room, dormitories, galleries, also ideal for birthdays, wedding, Christmas party. It can be easily put or hung on walls, windows, curtains and Christmas tree etc. These Christmas star lights very durable, long lasting, and extremely energy efficient. Specification: LED Count: 20 pcs Power Source: Battery and USB Operated Length(First light to last light): 9.85 ft/3.1m Total Length (end to end): 10.3 ft/3.15m Intervals Between light: 6 inches/15 cm Star Diameter : 3.2 inches/8cm Package: 1 x 20 LED star string light