Adjustable, Light Weight, , Easy to Install. Window Adaptor: To enable connections to exhaust hose and window kit plate. Suitable for: All with an air outlet of 15cm or 13cm in diameter. Adjustable Window Kit Plate: It can be freely stretched and adjusted in length. Name:Window Adaptor/Window Slide Kit Plate For Portable Air Conditioner Window Adaptor Diameter:15cm or 13cm Exhaust Pipe Interface Suitable for 15cm/5.9inch- 6inch diameter exhaust pipe Colour:As Shown Material:PVC Package Contents: 1set * Window Kit Plate(3pcs, Including 2 x screws) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.