Amazon has the Wagan 2577 Personal Fridge/Warmer – 7L Capacity for just $35 w/free shipping!
- Plugs into your car’s DC adapter
- Holds 9 Cans / 7 Liter Capacity
- Padded Armrest and Carrying Strap
- Power: 12V DC, 48 watts, 4 amps
- Cooling capacity: 35-40 degrees F below room temperature
- Heats up to 140 Degrees