Thus, every now and then, we have to sit down and decide what batteries to buy. For most use cases — like the aforementioned TV remote — whatever is on sale at the store will work just fine.

Put a set of our Best Buy AA disposable batteries in your most power-hungry devices and they'll last more than three hours longer than the worst. For AAA batteries, our Best Buys last an hour and a ...

A fast-growing startup is giving Texas homeowners cheap access to unusually large batteries for backup power — and paying for ...