At $169.99, Light for Life is one of the most expensive flashlights out there, but it's also one of the greenest. It charges up in a minute and a half, gives you up to 90 minutes of light, and can be ...

On average, people experience about four hours of power loss each year, according to the Centers for Disease Control and Prevention (CDC). During the extended blackout in Manhattan following Hurricane ...

If you're in the dark about which flashlight to add to your EDC kit, the GR35 from Imalent has a lot going for it. Besides its claimed output of 2,800 lumens, this new model features a slim build that ...

People around the world buy a lot of batteries. In fact, Fortune Business Insights estimates $37 billion worth of consumer batteries will be sold worldwide by the year 2029. The battery market started ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Doug Mahoney Doug Mahoney is a writer ...

NBC Select independently determines what we cover and recommend. When you click on or buy through our links, we may earn a commission. Learn more. On average, people experience about four hours of ...

Fresh lithium batteries have a slightly higher voltage and less internal resistance than alkalines, so they'll allow more voltage to reach the LEDs, which means nice bright light—while it lasts!

This new BioLite NanoGrid functions as a hanging work light or lantern, a multi-point area light, a powerful flashlight and a portable power source for your electronics, all in a single $100 product.