Koolatron P-20WH 18 Quart Compact 12-Volt Thermo-Electric Cooler/Warmer.Tall Slim Sleek Designed to Fit Between Front Seats of Most Minivans.Fits Narrow Spaces In Boats RVs Trucks or SUVs.Lightweight Lid without Latches.Opens Full Length for Effortless One Handed Access.Handle Swings Up for Easy Carrying.Powers from 12-Volt Outlet.AC Adapter Optional for Use @ 110-Volts.Cools to 22°C (40°F) Below Ambient Temp / Heats to 57°C (135°F).Capacity: 23 - 355ml (12 oz.) Cans / 17L (18 qts.).Power: 4 Amps 48 Watts.