Features: 1. The air-conditioning window sealing kit panel (55-110cm adjustable) helps keep the room cool by sealing the gap between the window frame and the window, preventing hot air from entering. 2. 15cm diameter exhaust hose connector made of high-quality materials, lightweight and durable. 3. Compatible with various portable air conditioners and exhaust hoses. Designed to connect the exhaust hose to the window sealing panel. Fits models from Shinco, LG, Samsung, Haier, and Chigo. 4. Easy to install with no drilling required. No additional window or door kits, adapters, or tools needed. 5. Suitable for left or right opening windows and doors. Equipped with a butterfly clasp for secure and easy attachment. 6. Compatible with multiple models of portable air conditioners. 7. Windows and doors remain fully functional and can be opened or closed as usual. Notice: Actual color may vary slightly due to differences in monitor displays and lighting conditions. Please allow 1-3cm variation due to manual measurement. Window Adapter: 1. Connect the exhaust hose to the window kit panel. 2. Compatible with all portable air conditioners with a 15 cm outlet diameter. 3. Offers excellent durability and long service life. 2pcs Adjustable Window Kit Boards: 1. Extendable and adjustable in length. 2. Maximum adjustable length: approximately 55-110 cm. 3. Single board size: 100 x 550 mm / 3.94 x 21.65 inches. 4. Mounting hole size: 75 x 200 mm / 2.95 x 7.87 inches. Includes: Package A: 1 x 15cm window adapter Package B: 2 x window kit plates (55-110cm) 2 x butterfly clasps Package C: 1 x 15cm window adapter 2 x window kit plates (55-110cm) 2 x butterfly clasps