Enjoy your coffee or tea with precise heating and temperature control every time! Our Smart Warming Coffee Mug and Wireless Charger can be set at your desired temperate and will retain the heat of your coffee, tea or other drink for up to 1 hour, or all day on the charging coaster. The built-in battery maintains the heat precisely on a single charge and auto shuts off when not in use. The mug is crafted from ceramic and can hold up to 13oz of your favourite beverages. Take it with you to the office, school, camping, hotels and more!