A crystal display device is disclosed wherein a vertically arranged photovoltaic cell, main device housing\u2014encasing an electric motor and transmission\u2014, and a refractory crystal suspended below is rotated so as to provide multi-colored displays upon room walls and other surfaces when exposed to sunlight. Before providing any refund, the server or other device may store a status indicator relating to the one or more plays indicating whether the play was compliant with the contract. The digital message is then transmitted to the one or more receiving devices using a single wireless transmission.