Battery Morph Mug Heat Sensitive Coffee Tea Cup Battery Fully Charged When Hot
Morphs right before your eyes!
This animated Battery mug is heat sensitive.
The Battery will look fully charged when you fill up the mug with hot water.
The Battery will drain as you drink your hot beverage.
This charming display also lets you know that your beverage is still hot hot hot.
The mug measures 8.3 cm x 12.7 cm x 9.5 cm.
Unsuitable for Dishwasher or Microwave use.