A. Features: 1. The hose connector is made of materials that have a certain strength and tightness. The connector is flat and smooth, not prone to breakage, safe and durable, and will not scratch the surface of the installation object. 2. Professional accessories: The connector is used to connect the window sealing plate and the air conditioning exhaust hose, with a diameter of 13cm/15cm. 3. Advantages: Good sealing of the air conditioning hose can help reduce energy consumption, and a well - structured exhaust ventilation system can save electricity bill with an efficient cooling system. 4. A variety of specifications are available. You can purchase the corresponding air conditioning hose adapter according to your needs. 5. Convenient installation: There is a toothed strip at the connector port between the connector and the hose, which can fit tightly to the hose without scratching it. Just slowly insert the hose into the connector, and you can use it after installation. B. Note: 1. The actual color may vary slightly from the image due to different monitor and light effects. 2. Please allow a 1 - 3cm deviation due to manual measurement. C. Description: - Material: Reusable Plastic - Size: 13cm/15cm (optional) D. Package Included: 1 x Air Conditioner Exhaust Hose Adapter