Solar power banks with wireless charging have become popular for charging mobile devices due to their convenience and environmental friendliness. However, these devices require sunlight, charge slowly, have limited capacity, and charge inconsistently inside or in shady areas. This literature analysis of 2017–2022 research demonstrates that while users like these gadgets, further research is needed to improve their performance and usability. Sunlight intensity, temperature, and device compatibility affect charging speed and efficiency.