Koolatron B07 Travel Tote Cooler, Holds Up To 9 Cans, 7L Total Capacity, Cord Storage Compartment Solid State Thermoelectric Technology Cools To 40F Below The Ambient Temperature Flip The Plug To Warming Mode To Keep Food Heated To 149F Plugs Into Most Vehicles With A 12V Outlet Flip-Top Door Allows Quick And Easy Access To Food And Drinks Adjustable Shoulder Strap For Comfortable Carrying