Feature:1. Convenient and Practical: The portable AC hose coupler can effectively moves hot air out of your space, so that the air conditioner can cool down more efficiently2. Connection Function: The portable AC hose coupler connects the exhaust hose and the window assembly board to keep warm air out of your space3. Scope of Application: The portable AC hose coupler is 130mm thread diameter, 20cm fixed diameter, suitable for 130mm diameter exhaust pipe4. Small and Compact: The small and compact body does not take up too much use space, which is convenient for storage and use5. ABS Material: The AC exhaust hose coupler adopts ABS material, which is wearable and durable, and has a long service lifeSpecification:Item Type: Portable AC Hose CouplerMaterial: ABSThread Diameter: Approx. 130mm / 5.1inFixed Aperture: Approx. 20cm / 7.9inInner Diameter of Quadrate Mouth: Approx. 8cm / 3.1in WideProduct Size: Approx. 21.5 x 13 x 10cm / 8.5 x 5.1 x 3.9inApplicable To: General 130mm Diameter Conditioner Exhaust PipeWeight: Approx. 155g/5.5oz .Package List:1 x Portable AC Hose Coupler