Keep your coffee or tea warm with the Coffee Mug Warmer for Office. This auto shut off cup warmer is designed with convenience and safety in mind. Simply plug the cord, tap the switch, and place your mug on the warmer. The one touch button allows you to easily turn it on/off and set the temperature. Safety is the priority with this cup warmer. It automatically shuts off after 8 hours of use, ensuring peace of mind. The cup sensing technology puts the heating plate in sleep mode when the mug is lifted, preventing any accidents. No need to worry about forgetting to turn it off. The temperature setting feature allows you to choose between two levels, maintaining your beverage temperature between 120-140(40-60). For the best warming performance, use a mug with a thin-wall and flat-bottom. This mug warmer is suitable for cups of various materials, such as ceramic, metal, high temperature resistant plastic, and milk boxes. The compact design of this mug warmer is both stylish and functional. It is made with aluminum alloy and has a waterproof easy-to-clean conductive glass surface. The extended plug allows for use in different scenarios. It is also easy to carry and doesn't take up much desk space, making it convenient for everyday use. It is the perfect gift for Thanksgiving, Christmas, Birthdays, Valentine's day, and more.