The Reader Desk Lamp presents a mixture of industrial and mid-century designs, with the brown marble bass and antique brass metals. The lamp light has 360 lumens of strong, energy efficient LED task lighting and it is controlled by a sleek on/off touch switch on the base. The shade rotates side to side and up/down adding optimal adjustability. Plus! you can charge up your smart device easily with a convenient USB port built right into the brown marble base. The LED lights are integrated into the lamp and are not replaceable, but last 50,000 hours.