Connet your computer by a USB cable.
When you put the cup on, it flashes automatically.
At the same time it keeps your coffee/tea/drink warm
We also can print the LOGO on it.
When you put the cup on, it flashes automatically.
At the same time it keeps your coffee/tea/drink warm
We also can print the LOGO on it.
Features
.circle plastic and iron,LED lightsMain Products
electronic gifts radio, calendar, flash products