Listen up: We tested 15 AA batteries—the type typically used ... and the lowest-rated alkaline, just 49 shots. Our flashlight test involves the equivalent of turning a flashlight on for 4 ...

However, as soon as the battery drains ... is the price of alkaline batteries is much lower than that of lithium batteries. On Amazon.com, an 8-pack of Energizer Max AA batteries costs $6.99 ...