Nofinis Heat Changing Sensitive Mug - Cool Coffee & Tea Magic Color Change Cup Battery Meter Charging Design Ceramic Mug Gift Idea for Mom Dad Women & Men

HIGH QUALITY MATERIALS: High quality ceramic, Skin-friendly, Environmentally friendly material, Capacity 12oz(350ml) . The carefully polished mugs are more comfortable.
HOW TO ACTIVATE COLOR CHANGE: In order to activate funny coffee mugs the temperature of the hot liquid should be over 70°C/158°F5. At that temperature it is possible for the color of the coffee mug to change.As it changes and you can watch the Battery fully charge. Hope to bring you an energetic day, like this battery pattern
A PERFECT GIFT: It’s a great mug gift in a special day for someone.Perfect for birthday, Farther’ s Day, Mother’s Day, Valentine’s Day, Teacher days, Christmas, Thanksgiving, etc
NOTE FOR WASH: Wash with hand or a mild detergent and a soft cloth or sponge. Get away from dishwasher and microwave oven. Don’t scrub with steel balls. Don’t expose it to the burning sun. Don’t scrape it by edge tools.Wash and dry after water vapor, keep dry
MONEY-BACK GUARANTEE: If you are not satisfied or any problem with the mugs from Nofinis seller, just send us an email and we will try our best to give you a satisfactory answer.