Micro fuel cell technology has the potential to answer the user's demand for longer device runtimes. As mass commercialization of this technology nears, fuel cell developers are becoming increasingly competitive, and new entrants are continually appearing on the marketplace radar. The world micro fuel cell market analysis is segmented into three portable device categories - consumer, industrial, and military. Each segment discusses current trends facing the market, unit and potential fuel cell penetration forecasts, market and technology trends, and device unit shipment forecasts.