Product DescriptionYou don't need any stinkin' headlights with batteriesyou have your own generator hub. Hook up your 6v, 2.4, or 3-watt generator to the Planet Bike Blaze Dynamo Headlight and revel in the knowledge that your beam is pedal-driven. Set this headlight on steady or SuperFlash mode while you ride. Since stumbling around in the dark until your pupils adjust isn't ideal when you stop pedaling, the Blaze Dynamo uses a power-reserve function to keep the light working even after you stop. *Generator hub no
Mtbr Bike Lights Shootout - over 50 bike lights reviewed, photographed and measured here.