A:AnswerPlease refer to the Product Features on Best Buys website that states: " Plugs into most 12V outlets. For simple powering. Optional AC adapter (not included) lets you plug the cooler into most 110V AC household outlets for expansive powering options." The P25 cooler comes with a 12v power cord to plug the cooler into 12 volts in a vehicle. The AC power adapter is an optional accessory.
A:AnswerYou may use ice packs or ice in a sealed bag or container to assist the cooling or cool down the unit faster and maintain cooling if the cooler is uplugged from the vehicle or the optional ac adapter.
A:AnswerIf the fan motor is turning in the lid and the lid vents have proper ventilation when operating then the unit should function normally and should not overheat.
A:AnswerPlease contact Koolatron customer service for warranty information or refer to the owner's manual. If you require further assistance or have any questions or concerns please contact 1-800-265-8456.