1、Aluminum Alloy Frame: The overall frame is made of aluminum alloy, coated with black paint and polished to a smooth finish, providing a good touch while ensuring anti corrosion and anti oxidation for outdoor use. 2、Tight Seal: The entire frame ring of the ejector window is equipped with waterproof rubber rings, which provide sealing and shock absorption properties for the window and ensure complete sealing inside the carriage when the window is closed. 3、Anti UV Glass: Adopts double hollow acrylic glass, convex outside and flat inside, which can effectively prevent ultraviolet rays. The maximum opening Angle of the window is 75°, you can better enjoy the scenery on the journey. 3 handle switch for pushing outward to open windows or locking windows when closed. 4、Support Rod: Equipped with a pair of support rod for supporting the window when it is opened, and there are 3 holes on the support rod for the internal buckle of the rod to pop out the support window (new Windows need to be opened and closed several times before the support rod can be completely popped out to stabilize the support). 5、Insect Shade Screen: Equipped with screen and sunshade inner frame, three modes of application, can be fully insect proof net, can be fully privacy curtain, can be fully opened, a good protection of privacy, to prevent mosquitoes, sound and heat 6、Installation Size: Window with 550x350mm / 22x14 inches of dimensions, 500x300mm / 20x12 inches of installation holes, suitable for 30‑60mm / 1.2‑2.4 inches of wall thickness installation, with fixed clamp rings and screws, applicable for camper, RV, engineering vehicles, etc.