Latest LED energy-saving technologies, plug in the power without dial, automatic ambient light sensor switch, it will slowly dim as the ambient light and allow more and more bright LED lights, while slowly getting brighter as the ambient light and allow LED lights to turn off more and more dark. Longer life, under normal use, use at least 8 years.  ?Material?: resin ?Supply?: direct plug to use (with cable) ?Size?: height of about 12CM in diameter: 10CM left and right input voltage: 220 volts ?Weight?: 0.35kgChina supplier:Email : fangzhengcn@hotmail.com Skype ID : chanceller819