Bikes with a dynamo hub can use that green power for more than just Bike Lights. The ReeCharge Dynamo Kit can tap that energy to keep your iPhone charged while protected inside a Biologic ReeCharge Case for iPhone mounted to a Biologic ReeCharge Case Bracket.
Don't have an iPhone? Use the micro-USB cable to directly charge a number of electronic devices.
Perfect for long rides where you need to keep your devices charged. A power converter with safety circuit conditions the power and keeps the device you're charging protected from surges.