USB Cup Silicone Warmer Coffee/Tea
- Connect the USB cable to the computer or 5V charger switch interface, coasters begin to generate heat.
- The need for thermal insulation on the silica glass coasters, then it can play the role of insulation (please don't use the recessed bottom cup, glass Cup is best)
- Please do not use this insulation Cup for outside functions.
- Please Unplug the USB cable when don't use, to extend the life of the product.
- It is only used to keep your tea or coffe warm,but not for heating.
- Not smooth cup bottom, the insulation cup, the mineral water bottle and the bottom of the thick quilt is not recommended use.
- Coasters Temperature about 60 degrees， Do not let children play
- When not in use, cut off the power in time