USB Powered Cup Warmer

$21.99 $38.99

USB plug-in interface for sustainable heating .heated to 50 ℃ in a few minutes.maximum temperature of 60℃.safe to use.
.Connect the beverage warmer to your computer or 5v USB port. Keep your cup on the usb silicone coaster
The berverage warmer just help to provide insulation ,can not be used for heating
Please disconnet the usb port when you do not use the beverage warmer
Stainless steel cups, ceramic cup, bottle, glass can be safely put up