... for color 3005 aluminum alloy manual,electric,remote control anti-weather,Anti-thelf 1,Structure of roller shutter.(1) End Cap, (2 ... .4, customized size as need.5, operation ways: hand crank, electric.6, control system: remote control, switch, hand crank. 7, Model ... one of manual and electric. 12, function: insulated, anti-bad weather, safe, quiet, luxury.13, packing: one set roller shutter be packed ...