Features: brand new and high quality Window Adaptor to enable connections to exhaust hose and window kit plate. It is suitable for all portable air conditioners with the outlet diameter of 13cm. The adjustable window kit panel can be stretched and adjusted in length freely. PVC material, not easy to age, non-toxic and pollution-free. The installation is simple and easy to use. Package Includes: Window Slide Kit Plate 4pcs/3pcs Window Adaptor 1pcs Butterfly Turnbuckle 4pcs/3pcs Specifications: Material: Plastic Window Slide Kit Plate Adjustment Length: 43-140cm/16.92-55.11inch 43-110cm/16.92-43.30inch Window Adaptor Diameter: 13cm/5.11inch Type:7-piece Set/9-piece Set note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.