Battery Heat Sensitive Color Changing Mug Coffee Tea Cup

Product description:

Battery cup is heat-sensitive color changing cup. The battery icon is fully charged when you pour hot water to the cup.

Materials: CeramicColor: BlackSize: 9.5*8.5*11.5CM

Good gift for your family, friends, and can bring you great funny when use it to drink coffee, tea, etc.

Battery Heat Sensitive Temperature Color Changing Mug Coffee Tea Cup