To achieve the continuous surveillance capable multirotor type solar-powered unmanned aerial vehicle (UAV). we develop the photovoltaic power management system (PPMS) which manages power from photovoltaic (PV) modules and a battery pack to support the power of the UAV. To estimate the possible flight time of the UAV. we use the concept of state of charge (SOC) estimation based on the ... https://fitnessgravesyardes.shop/product-category/power-inlets/