Originally Posted by
droy45
I like these nightrider lights. USB rechargeable, solid mount and easy to remove for charging or use as a flashlight if you need to change a flat or stop and still be seen. I don't like dynamos as they usually go out when you stop. Last many hours on a single charge. I charge mine off my laptop when I arrive .

This is what I use, a Lumina 650. It's pricy, but it's brighter than my magic shine was and doesn't have the ultra annoying external battery pack. It uses the same charge connector as my phone, so bonus. I attach mine to my helmet.