aluminium roller shutter

shutter Door material: 0.5mm thick galvanized color steel plate, ultra-quiet design, not noisy neighbors. Motor: The import of built-in motor, DC 24 V, allowing no loss of motor power, the direct-drive rolling door. Auto safety: rolling door down, the case of an instant return to play the rise in resistance, increase resistance when the case immediately. Smart remote control: rolling code and the SAW vibration design changes, the frequency stability. Automatic Lighting: rolling door switch, the synchronous automatic lighting for 60 seconds