Fens Junlit brand "Multi Functional Solar Lamp," model TJ-7528A. This type of lamp is designed to capture sunlight during the day, convert it to electricity, and store it in a battery for use at night or when needed. It typically includes a solar panel to collect sunlight, a battery for energy storage, and LED lights for illumination. These lamps are often used in areas without access to the electrical grid or in remote locations. They can also be utilized for outdoor activities like camping or as emergency lights.