Specifications: Exhaust hose for portable air conditioners for lengthening or extending. Made of polypropylene and steel wire. Good flexibility, durability and portability. The maximum length of this hose can be extended to 150/200/300cm. Two tubes can be extended without the connector. If you need a longer length, you can purchase more than one to DIY. Opposite the notch of the two tubes, and then rotate according to the direction of the thread, you can assemble and connect easily. Suitable for all portable air conditioners with an air outlet of 15cm in diameter. (Fit for LG/Shinco/Gree/Aux/Haier/Hisense, some model of for Midea). Item Name: Exhaust Hose Model: A72143 Material: PP + Steel Wire Multi-tube Free Connection: Yes Features: Portable, Durable, Flexible, Easy to Use Diameter: 15cm(Approx.) Extension Length: 150cm, 200cm, 300cm(Approx.) Notes: Please be sure to measure the diameter you need before purchasing (Based on the outside diameter). Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Exhaust Hose