General description Measures and displays the temperature (Celsius) in your vehicle as well as the outside temperature. This thermometer plugs into your car's cigarette lighter charger and features a smart black housing that enhances your car's interior. The LCD digital display is easy to read and works with 12V vehicles. Technical specifications Temperature measurement: Indoor and outdoor Power supply: 12V Display type: LCD Other information Note: The data are all measured manually, please allow 1-3cm error due to different light and display, there may be some color differences, please refer to the actual item received.