【4-Way Lock】Four Modes (Entrance Only, Exit Only, Entry and Exit, Closed) can be easily controlled by the Door Knob.【Pet Body Size】15cm Wide * 15.5cm High, Suitable for Cats with a Waistline of Less than 41cm​ to easily pass through the Dog Door. 【Quiet and Freedom】 Brush and magnet without direct contact can reduce the noise caused by the entry and exit of pets. The transparent door panel ensures that pets can safely observe the environment inside and outside at any time.【Easy Installation】Can be installed on the wall/wooden/PVC door. The installation diagram in the package shows how to install it easily.【Quality and Guarantee】 Beautiful and durable ABS material will not be damaged by the influence of daily use. If you have any questions during use, please feel free to contact us. We will do our best to provide you with good services. Magnetic Cat FlapThis magnetic cat flap is made of ABS material, which is durable enough to withstand long-term use and extreme weather conditions. The 4-way locking system allows the cat flap to have multiple closing modes that you can control the cat's entry as you wish. 15cm(W) ​​* 15.5cm(H) Frame size: 19cm(W) ​​* 22cm(H)Suitable for cats whose waist circumference is less than 41cm, please measure the cats waist circumference, choose the size suitable for your pets. magnet and the non-direct contact brush can reduce the noise caused by the entry and exit of animals. Four modes (In only, Out only, In & Out, Closed) can be easily controlled by the gate button. The panel transparent door frame ensures that pets can safely observe the indoor and outdoor environment at all times. Cat Doors Perfect Design A great product to give cat freedom while controlling entry and exit Of the cat ; Suitable for cats observing the outside world and prevent cats from entering the room while sleeping. Please be careful of children under 3 years old when the pet door is in unlock mode. Note: data are all manual measurement, please allow 1-3cm error; due to the difference in light and display, there would be a certain color difference, please refer to the actual object received .