Bicycle Chain Charger to USB is a fully integrated ecological dynamo bicycle charging device for all your gadgets, phones or other devices on the road!
Using pedal power to generate power for the battery, this gadget charger uses simply green technology to give you a battery charger for all your devices whilst you are out on the road. Never worry about cycling too far and running out of phone battery with this 1000mAh eco-charger, as there will always be enough power for all your devices!
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