Prototype of an inflatable e-bike that you can carry around in a backpack. Prototype of an inflatable e-bike that you can carry around in a backpack. https://spectrum.ieee.org/energywise/transportation/alternative-transportation/inflatable-ebike-fits-in-a-backpack On Wandering.shop Related Posts:Article from IEEE Spectrum on large scale energy storage methods…A prototype non-flammable lithium battery using glass.Link: IEEE Survey Finds That Female Technologists Face Unequal…A Lithium-Ion Battery That Works Even When It’s on Fire