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OK ...Here we Go again...man... I Love Contests. Some Day I found an Old style Bike lamp Powered by a Kind of Dinamo but it was broken, anyway ...
This kind of flashlight work with the action of a dynamo by the movement of the wheel, but it was broken so I dissassamble the whole thing an ...
Anybody of us have in our stuffs old cell phone batteries, so i figure that this can be usefull to power up my Flash light.
Put the Leds inside of the Lamp and solder to a thin wire, conect to the battery and that `s all...piece of cake isn´t....?
This Lamp is so usefull because the battery support about three days that constanting Light. I like to ride with some folks in the deep of the night ...
Mag-Lite Bike Lampby werkzeuger
Solar bike lightby nak
Removable headlight for bikesby Plasmana
How use a flashlight for a bicycle headlightby Mark Rehorst
Dynamo powered LED without making a circuitby vukx
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