A method and system for creating an augmented reality experience in connection with a stored value token comprises augmented reality software which can be loaded on a general purpose computer. , the dispersion of the operating temperature can be sufficiently suppressed, and the operation stability to a heat cycle can be satisfactorily assured. The metadata stream includes a plurality of user selectable graphics metadata for a plurality of graphics options. In addition, the power converter also advantageously includes dual output voltage terminals to allow for multiple mobile devices of varying power requirements to be powered, simultaneously, by a single converter.