You may have heard that LED flashlights using AA lithium batteries run hotter and die sooner. Is there any truth to this? The short answer: There could be an issue ...

The Surefire E2L AA Outdoorsman Is An Impressive Led Flashlight - On The Trail, In The Garage, Or In A Jam There's no more helpless a feeling than being broken down at night on the side of the freeway ...

Posts from this author will be added to your daily email digest and your homepage feed. is a former senior reviewer who worked at The Verge from 2011 until May 2025. His coverage areas included audio, ...

“The battery holds up really well even after months without charging.” ...

The short answer: There could be an issue, but likely only with “cheap” LED flashlights—that is, ones that lack circuitry to limit the current flowing through the LED. There should be no problem using ...