The Taz 1000 is your ultimate bike light - cable free, compact, bright as a motorcycle and easy to use. Side lights can be turned on/off with a separate button and the lights charges via MicroUSB - anywhere, anytime. Has a secondary race mode to give you a solid 2 hr high and 4 hr low setting.
The Taz is Micro USB Rechargeable -- which is one of the most common ways to charge technology. It makes it easier to charge it conveniently, with any micro USB charger.