Heat-Reacting Charging Mug

Refuel and recharge with our Charging Mug! The mug features an empty battery outline that will change colors and "charge" when hot liquid is poured inside. It's a perfect representation of how we feel when we drink coffee!

FEATURES:

• Ceramic coffee mug
• Reacts to temperature
• Battery will "charge" when hot liquid is poured inside
• Mug is black with an outlined battery display when cold
• Capacity: 330ml