These set of cool boxes are in a class of their own, they have preset functions that allows you to set temperatures for the content inside the box with an ability even to freeze them.
They are unperturbed by the surrounding environment, however, due to their ability to cope with hotter environments they have higher power consumption because they have more function ability.
They have a duo capability in regard to electric circuits, and can run on a car’s 12 volt battery power, or on AC mains and some also have the capability to function on solar power. They have power saving modes to regulate unnecessary consumption.
Standard power consumption over long periods happen to be lower in comparison to other cool boxes in the electric class because the compressor will only work when need be.
They are more bulky and heavier due to the additional mechanism.
They vary in size and functionality capabilities.
These types of cooler boxes are best suited for hotter climates and real scorching sun. In this environment, they won’t disappoint.
Some and most models will freeze contents when on AC Mains
They are not influenced by outside climatically condition
They have power saving modes