Electric Roof Window Italian UCS Opener Electric Opening Roof Window Applicable to: Top-hung windows, bottom-hung windows, inward-hung windows, roof windows, center-hung windows, and casement windows Advantages: 1. Imported from Italy, featuring advanced technology, low noise, and fast operation; 2. Travel distance of 26cm to 36cm is available; 3. Lifetime warranty Chain Drive Opener Electric Opening Roof Window Applicable to: Top-hung windows, bottom-hung windows, inward-hung windows, roof windows, center-hung windows, and casement windows Advantages: 1. Exquisite design, practical; 2. Easy and convenient installation, with electronic overload protection, compatible with various smart products like wind and rain sensors, achieving an integrated intelligent control system; 3. Travel distance of 26cm to 36cm is available. Screw Jack Electric Opener Electric Switch Applicable to: Top-hung windows, bottom-hung windows, center-hung windows Advantages: 1. Large travel distance and thrust; mainly used for wider and heavier windows, with strong power and stable operation; 2. Easy and convenient installation, with electronic overload protection, compatible with various smart products like wind and rain sensors, and remote control, achieving an integrated intelligent control system. Electric Remote Control LCD Display Electric Control System