An integrated photovoltaic energy storage and charging system, commonly called a PV storage charger, is a multifunctional device that combines solar power generation, energy storage, and charging capabilities into one device. It uses a “PV + Storage + Charging” solution to maximize renewable energy. The integrated PV storage system combines PV controller and bi-directional converter for "light + energy storage". The system adopts a distributed design and. The integration system of photovoltaic, energy storag e and charging stations enables self-consumption of photovoltaic power, surplus electricity storage, and arbitrage based on peak and valley energy storage, maximizing utilization of peak and valley electricity price difference to achieve better. To achieve net-zero goals and accelerate the global energy transition, the International Energy Agency (IEA) stated that countries need to triple renewable energy capacity from that of 2022 by 2030, with the development of solar photovoltaics (PV) playing a crucial role.