Bicycle generator technology has advanced far beyond the bottle dynamos of years past, which as often as not would introduce enough drag when engaged to stall the bike. Granted, it’s not as much of a ...

Dynamo hubs are fantastically convenient. They power your lights whenever you ride, meaning you never have to change batteries. And because they are sat inside the wheel hub, they're safe from 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 ...