Quantity | 3+ units | 10+ units | 30+ units | 50+ units | More |
---|---|---|---|---|---|
Price /Unit | $104.44 | $102.31 | $99.11 | $94.85 | Contact US |
Description:
This is powered by a 5V adapter. USB cable is included in the package.please don't use over 5V power supply,it would be damage the tubes. It takes only one time to calibrate, and then the power outage will not be wrong.