Key FeaturesDual Power: Works with 12V and 24V DC vehicle sockets, as well as standard home power options with an adapter.Temperature Range: Cools and freezes from +20°C down to -20°C.Control Panel: Features an electronic LCD display and a built-in USB port to charge mobile devices.Portability: Built with anti-shake and shock-resistant construction for use in cars, trucks, RVs, boats, and during camping trips.