Protective films adapted for smartphones; Scientific apparatus, namely, cellular mixed ester membranes for use in the science and research industry; Photovoltaic inverters; Solar-powered rechargeable batteries; Solar-powered battery chargers; Photovoltaic solar panels for the production of electricity; Solar panels for the production of electricity; Photovoltaic modules; Solar batteries; Crystalline silicon solar cells; Photovoltaic solar modules for production of electricity; Photovoltaic cells