Micro energy module is a miniature photovoltaic power module developed based on thin-film GaAs micro energy chips. It can absorb outdoor light, indoor lighting, laser and other light energy to convert it into electrical energy. It has the advantages of high photoelectric conversion efficiency, high output voltage, flexibility, etc., meeting the needs of various indoor and outdoor application scenarios. It can be widely used in consumer electronics, smart homes, wildlife protection, intelligent grazing, cold chain transportation, smart agriculture and other fields.