efficiently turning a flow of electrons into a searing beam of light. Despite their efficiency, they can still put out a fair whack of heat. Thus, if you’re building a powerful flashlight like ...

That's why a high-powered flashlight set is ... these two LED lights have the power you need in almost any situation. They have six light modes and an adjustable beam for maximum adaptability.

Controlling your iPhone's flashlight beam width isn't just about brightness ... Instead of always using full power when you don't need it, you can dial down the beam for less demanding tasks.

It has three light modes, including a white LED light, UV light and a green beam, so you can ... this rechargeable OLIGHT Flashlight that’ll never unexpectedly lose power. A circular selector ...

I've got the nine top options for chasing shadows on impromptu nocturnal hikes or just navigating through another power cut listed ... need a handheld lighthouse beam if you only want to use ...