... electric,remote control anti-weather anti-thelf 1,Structure of roller shutter.(1) End Cap, (2) Bearing ... , Widely used to family, school, garage/balcony of villa, factory and shops etc.4, customized size ... switch, hand crank. 7, Model of shutter slat: 32mm, 43mm 8, material of shutter slat: aluminum alloy 3005.9 ... .m standard.; 50N.m it's comebine one of manual and electric. 12, function: insulated, anti ...