Originally Posted by dougmc

5000 lumens? Somehow, I doubt that. That would consume about 50 watts of power (assuming a good LED) (so it would get very hot, even on a moving bicycle) and would have it putting out more light than a typical car halogen headlight.

That said, even if it's really "a mere" 1000 lumens, that's sounds good for the price.

I've seen several of the "laser bike lane" lights and have never been impressed ...

We'll see how your review turns out.