USB Heating Cup Pad

When you're experiencing a bad day or when the night is cold grab this USB Heating Cup Pad to keep your night warm and make your day better as usual!

Instructions:

1. Connect the USB cable to the computer or 5V charger switch interface, and coasters begin to generate heat.
2. The need for thermal insulation on the silica glass coasters can play the role of insulation 
3. Please do not use the insulation cup for outside functions.
4. Please unplug the USB cable when not use to extend the life of the product.
5. Used to keep your tea or coffee warm, but not for heating.

Specifications:

• Material: Silicon + Electronic Component