The Bike Dynamo from AllPuter.com looks like the perfect gadget for cyclists. It installs on the rear wheel of the bike and provides a USB connection that will allow you to charge your iPhone, Samsung Galaxy, GPS or other devices (see site for compatibility list) while you’re riding from point A to point B. To charge your device, you’ll need to be traveling at 7.5mph (12km/hour). The Bike Dynamo is available in 4 colors so you can coordinate it with the style of your ride and also comes with a free gift of a handlebar mount for your device. The price for this device is $47.95.
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