Plug the USB into a computer or any charging port, lights up and provides a festive glow when plugged in as it charges your phone. You'll be excited all year. Specifications: 1.Light bulb material: ABS 2.LED Qty: 10 pcs 3.Light color: Blue White Yellow Red Green 4. Total Length: 50inch 5. Space between LEDs: 4.2 inch 6.Cannot transmit data,only charge function 7.Keep out of reach of children 8. If you have any problem with this item, please contact us directly, and we'll provide help Package list: 1x usb charging cable