Product Name: Remote Control Aluminum Automatic Roller Garage Door Model NO.: ST-003 Surface Finishing: Finished Position: Residential and Commercial Color: White Special Function: Security Opening Type: With Remote Control Open Style: Rolling Type: Rolling Material: Aluminum Alloy Size: to Your Order Open Pattern: Vertical Warranty: 1 Year Curtain Material: Aluminium Trademark: ST Transport Package: Standard Packing Origin: Guangzhou Product Description ST Top Quality Rolling Garage Shutter Door1, Adopt new material of aluminum alloy.2, The double layer slats is shaped by hot extrusion, which more stronger and with the function of prying resistant.3, The surface of the slat conduct oxidation processes and painted in the condition of high temperature.4, The coating is symmetrical and not easily to flake away, good adhesion, and strong resistant to corrosion, durable and nice. Using specilized exterior motor with thermel protection device, durable, low noise, easily to install.5, The open command is electric, with fixed button switches and remote controls. The roller door can open manually in case of power failure also. The opening speed can up to 0.1m/s, which save the power largely. The working noise is less than 58.6. Various desins and colours for your choice.7. Enables daylighting and ventilation.