Battery Magic Mug
Save 30%
Original price
$20.12
Current price
$14.17
What a lovely idea for a coffee cup! Nothing is sadder than an empty battery. Just add your hot drink and the mug will change color.
- Capacity: 330ml
- Made of ceramic material
- Heat sensitive and color changing
- The battery is white until you pour a hot beverage in the cup and the battery turns green.