C6 led string light with battery case or with USB power supply.
1. cable size: 2M/20leds, 3M/30leds ,5M/50leds or other customized sizes.
2. cable color: white, black, clear, green  for choices.
3. power supply: battery powered or USB powered.
4. functions: battery powered is with 8 functions changing.
                    USB powered is color changing, timer, functions changing etc.
                    with remote controller.
5.led color: can be single color, red, yellow, green, blue, white, warm white and RGB.
6.led space: 10cm, 15cm, 20cm or other customized.