There are extremely high powered LEDs out there, and most of the ‘creative’ uses of these are extremely high-powered flashlights, complete with heatsinks, forced air cooling, and beefy power ...

It won’t help their singing, but Christmas carolers will know where they’re going as night falls if someone has been thoughtful enough to give them a Coleman MAX Ultra High-Power LED ...

Obviously, you can get a high-powered LED flashlight that runs on AA batteries for $5 and there are a lot of backup batteries out there for less.