Demonstration of the Alter Bike, electrically assisted bike (pedelec) powered by a fuel cell. Climbs steep hills effortless.Fuel (hydrogen) is chemically stored in small cartridges.Alter Bike is safe, clean, and free of electrical plug. The range is whatever you need - just take with you 1, 2, 3 or more cartridges upon your intended journey.Credits:- fuel cell and system design+manufacturing: Pragma Industries- bike design + mechanical work + graphics/painting: Cycleurope/Gitane- electronic controller and BMS design+manufacturing: Ventec