Due to a cool box being an enclosed airproof container, the temperature will be higher than the outside on a warm day. It’s heavy duty so not one for short park stays - but it will perform brilliantly on long trips or if you’re catering for a large crowd.

A nice touch is a dividing section which can be filled with water and frozen at home before you set off on your journey. Reviews will give you a great detail of information and with any luck some of the reviews will have provided information about the quality of Hi-Gear 28-Litre 12V 240V Cooler. Vonshef actually suggest 12°C as the minimum temperature which is way off from where we would prefer to be – around 5-6°C. Unlike cool bags, which rely on the material properties of the bag to provide this insulation, there are different types of cool box. These cool boxes really only reliably go down to about 15'C below ambient in most conditions ie kept out the sun in a cool place (not hot tent or car!Insulation: From our testing, not all electric cool boxes can reliably keep food and drinks sufficiently chilled if it’s warm outside. And when you’re heading to a remote picnic spot, the cooler can keep your items cool for up to two hours without electricity. It also features two removable shelves inside so you have plenty of space for anything – from your favorite beer to a good old Cornish pasty! A useful tip is to cool for an hour or two and then turn off the power – the insulation is so good that you can easily last a weekend using just a standard pre-charged leisure battery – of course on electric hookup or a battery pack like the Ecoflow Delta 2 then you’ll have no power limitations and can just run pretty much permanently.

The cooler offers a 35 litre capacity in total which we found to be a good compromise for small to medium sized family trips away. The best electric cool boxes cooled the chilled bottles of water to an even lower temperature by the end of the day than when we put them in. Read more about the condition New: A brand-new, unused, unopened and undamaged item in original retail packaging (where packaging is applicable). SPACIOUS - Versatile, spacious and portable, this Hi-Gear camping cool box, with a generous 28 litre capacity, will keep your food and drink at the perfect temperature on long car journeys, staycations and camping trips.If you’re hoping to take a cool box with you on camping or fishing trips, day trips road or down to the bottom of the garden for cold bottles by the BBQ, you’ll need a design with more insulation than a basic picnic cool box. If it doesn't have a battery saver feature, it can kill a typical car/leisure battery stone dead in a few hours, they have no thermostat and just run flat out continuously!