Introducing Propella: The Affordable Electric Bike that Charges in Just 2.5 Hours
2.9.16, 9:27 AM EST by Jolene Creighton
This "superpowered bike" is powered by a battery that is about the same size as a water bottle.
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This "superpowered bike" is powered by a battery that is about the same size as a water bottle.
Share This Video