How to Use: Double click the button to power, "30s" means self stirring coffee drinks ... Use 5V3A charger, plug the mug in and it can be heated and insulated the entire time, and can heat cold ...

If your favorite mug or cup is showing signs of your coffee obsession, these simple tricks will get it looking like new.

What the self-heating thermal insoles can offer you is that to keep your feet warm warm all the time and relieve feet fatigue effectively. in addition, no batteries or electricity required ...