Xiz is a fitness bike,a game console and a pedal-powered energy supply. Kill three birds with a stone. It's small and portable. It brings green energy to a wide array of gadgets, whenever emergency situations or everyday use. Xiz is especially suitable for office worker who has lots of personal gadgets and no time to exercise. With special designed games such as bike race (two parameters can be controlled, speed and orientation), bring lots of fun to exercise while energy from body transmitted to instruments or stored for next time. Totally Green.