The Interstate Batteries 12V 35AH Sealed Lead Acid AGM Deep Cycle Battery is our choice for the best deep cycle battery under $150 as a result of its easy installation, high cycle rating, and compact ...

Most boxes can run from the mains as well as 12V, making them more versatile. The same applies to boxes that can heat as well as cool. The aim of any box is to maintain the temperature of food ...

Most modern cars offer at least two ways to charge up a smartphone, in the form of a 12V lighter socket and a USB port. The latter could be more convenient for many, as it uses the same cable you ...

This test looks at inflators powered by a 12V socket. They may be a touch bulkier and more fiddly to use (with the cable dragging around the car) than cordless versions, but they’re generally ...