designer's own words:“windmill ”is a multi-application portable lamp utilizing LED.The product features free overturnning lamp body, The whole lamp looks like a lighting windmill when we using it. multi-applications, and high applicability. We can overturn the lamp body, put it on the celling or hang it on the ceiling.It can be used as a reading lamp on the desk or as a bedlamp. And it can be used as an electric torch.In-jack plug and LI battery are provided at bottom. The low cost also makes mass production and processing possible. I believe this lovely bub will provide you with much fun while lighting your life.