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 ...

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 ...

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 ...

We tested six to see which is best for your brew. We plugged the kettles into a 12V socket and filled them with 300ml of tap water, measured at 18.5 degrees Celsius. We then timed how long it took ...