It's smart to have a light source on hand for emergencies, especially since everyday carry flashlights can be had for a ...

It's small enough to fit in your pocket ... I also looked at whether the flashlight used common batteries (i.e., AA or AAA) that are easy to replace or if it used a popular charging cord in ...

We thought so. Listen up: We tested 15 AA batteries—the type typically used in digital cameras, flashlights, toys, radios, and remote controls—and found differences in performance and cost.