1.No battery, automatic mixing, lazy stirring, coffee work
2.Physical, safe and secure cooling, 3 minutes 85 degree hot water rapid cooling to about 55 degree; Low temperature environment, physical insulation, energy and heat storage.
3.The whole machine is waterproof and can be washed easily, but it cannot be soaked.
4.Stainless steel lining, ceramic mug body, not easy to get dirty
5.Material: stainless steel + food grade PP + ceramic