We tested the best flashlights for 2024 with options for every budget. Top picks include Fenix, ThruNite, and more!

Between the invention of the self starter and the end of the 20th Century, the best portable car jump starters weren’t ...

Our rigorous lab tests for alkaline and lithium batteries simulate a range of devices with different power needs. These include low-power devices such as a clock or smoke alarm, medium-power devices ...