Has anyone tried direct USB powered bike lights?
Does seem ideal for bikepacking with a battery pack
such as this....
http://www.dx.com/p/ultrafire-mt-08-usb ... MWhZ8LPtPY
can't find a UK supplier of this one...
http://www.lck-led.com/polar-mode-bike- ... 162_43_170
Direct USB bike light
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