Originally Posted by kleng
Woody
Both the led beams are a flood, so by crossing them in the middle, there is a slightly more intense part, there is no way you would out run the light.
This picture came from the website, but in practice they are a brighter than this.

Also something to bear in mind the Cygolites have a better run time at 20 watts, than the jet lite with something closer to 4 as opposed to 2 hours. Their also cheaper than the Jetlites, if cost are a factor in your decision,
www.performancebike.com
have a 20% off sale at the moment.