Editor's note: Welcome to the world of e-bikes, where variety is king: from lithium batteries to lead, from senior-friendly to child-friendly, some e-bikes can even be folded. Although traditional biking will never go out of style, e-bikes are a fantastic option for those who can’t or don’t want to pedal for an extended period of time, and for anyone who is recovering from a knee injury. Give e-bikes a plug by putting a few E-bike wallpapers on your screens today!