Description

Descriptions:

1* Connect the USB cable to the computer or 5V charger switch interface. coasters begin to generate heat.

2* 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)

3* Please do not use this insulation Cup for outside functions.

4* Please Unplug the USB cable when don't use. to extend the life of the product.

5* It is only used to keep your tea or coffee warm.but not for heating.

Notice:

1. Not smooth cup bottom. the insulation cup. the mineral water bottle and the bottom of the thick quilt is not recommended use.

2. Coasters Temperature about 60 degrees . Do not let children play

3. When not in use. cut off the power in time

Package included

1 x USB cup warmer . cups are not include

Specifications

• Weight: 200gr
• Usage: Indoor & outdoor

Pros and cons

• Sustainably produced
• Ideal for everyday use
• May discolor in direct sunlight