LAS VEGAS--For all the bicycle enthusiasts, especially those interested in longer-distance touring, China-based Jooyn Power Shenzen is introducing a rear-wheel mini generator that can power the ...
Remember those "bottle"-type dynamos that rubbed against the side of your bike tire in order to power the lights? Well, they've gotten a high-tech makeover, in the form of the fork-mounted CadenceX ...
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