DiNotte Ultralight LED Headlight

"Until you have experienced a DiNotte Ultralight, you have not seen how powerful and compact an LED light can be. The powerful Luxeon 5 watt emitter generates 120 lumens of bright, white light. The beautiful, compact machined aluminum housing not only keeps the LED cool, but also minimizes interference with wireless cyclocomputers. Includes 4 AA NiMH 2300 MAH batteries, a woven nylon battery case that attaches anywhere and a?smart? battery charger. Run time is 1 hour 40 minutes on high mode and 3 hours in low mode. Included(take along spare lightweight AA batteries and extend your run-time). ?No Tools? handlebar mount fits any bar diameter. Complete system weight: 207 grams."