Connect the MB Warmer to the power supply (power cable included) or the cigarette lighter of your car (not included). Not dishwasher safe. Clean your MB Warmer only after it has been disconnected from the power and has cooled down. Do not use abrasive or chlorine-based cleaning agents. The inside of the container can be cleaned under water. When rinsing, ensure that the protective cover of the electrical connection is closed. Do not immerse the device in water while cleaning. Quickly rinse and dry the device after cleaning with a soft cloth.