Motorized roller shutter is a kind of electric rolling actuator driven by tubular motor. It can run up and down through the rotation of the roller. It can run dynamically according to the sunlight, climate, user environment and other factors. Motorized Roller Shutter has many functions, such as anti ultraviolet, environmental protection and energy saving, beautifying the environment, saving indoor space and so on. It is suitable for all kinds of office and apartment buildings.