It's a 28W solar-powered outdoor light. This type of light utilizes a solar panel to charge its battery during the day and automatically illuminates at dusk. Many solar lights also incorporate motion sensor technology, which increases the brightness of the light when movement is detected. These lights are energy-efficient, sustainable, and can be used in various outdoor settings such as gardens, yards, and parking lots. They typically have a lifespan of 2 to 10 years, depending on the quality of components and environmental factors.