Product description: The creative coffee mug is the novelty to decorate your wonderful life. Long-term drinking magnetized water can help nutrition absorption and bring you a healthy life. It is great as fathers day coffee mug, teacher mug, coffee gifts, coffee mugs for men, fathers day mug, coffee lovers gifts, boyfriend birthday gifts, mothers day coffee gifts, men's gifts for christmas, father's day mug, gifts for brother or sister. Specification: Material: Stainless Steel Color: White Battery: 2 x AAA battery (Not Included) Package Included: 1 X Self Stirring Coffee Mug Note: 1. Please allow 1-2 cm error due to manual measurement and make sure you do not mind before ordering. 2. Please understand that colors may exist chromatic aberration as the different placement of pictures. 3. Keep the cup away from the high temperature environment. 4. Don’t soak the base of the mug. 5. Put it at the place that can’t be touched by children who under 3 years old. 6. Not suitable for freezing, washing by dishwasher or heating by microwave oven. 7. Please cover the lid when it works, so that the coffee doesn't fly out.