Universal: The window adapter is suitable for most portable mobile air conditioning units, and is suitable for most window structures Advantages: Good air conditioning hose sealing can help reduce energy consumption, and a well-structured exhaust ventilation system can save your electricity bill under an efficient cooling system High temperature resistance: Fixed by fastening tape to prevent outside air and air discharged from electrical appliances from entering. Waterproof, high temperature resistant to 40C Material: The window adapter is made of PP plastic material, very durable, will not scratch or damage the window Easy to install: Just hang the air hose connector on the air conditioning unit outside the window. It is easy to install and remove The port connecting the adapter to the hose has zigzag strip inside, which can perfectly fit the hose without scratching the hose, you only need to slowly put the hose into the adapter, and It fits perfectly is ready to use. The hose adapter is very easy to assembly, It is definitely a good companion for your air conditioner exhaust hose. Note: 1. The color in the photo may vary slightly due to lighting and different screen. 2. Please allow 1-3 cm deviation due to manual measurement. color: grey Size: 15x21.5x7.5cm Package Including 1 * Window Adapter