[4 switch modes] switch-only swing out, only in, in and out, full lock, easy to control pets in and out;[Simple and good design] The transparent flip cover allows pets to see through the door. The external screen is used for waterproofing. The brush bar reduces energy loss and silent action, ensuring that pets and owners will not be disturbed[Easy to install] contains complete instructions, allowing you to easily install on windows, doors, cabinets, etc.[Cat Door] An excellent solution for allowing your cat to enter any indoor room, while giving you full control; it is very suitable for entering the bedroom, or even food or garbage bins, when closed behind the door to prevent dogs and children from entering. Product description4-way lockFour independent modes, which can be locked by switch-swing out only, in only, in and out, full lock, easy to control pets in and outThoughtful design and high qualityThe transparent flip cover allows pets to see through the door. The external screen is used for waterproofing. The brush strip can reduce the noise when closing the door. Easy to installIncludes complete instructions, allowing you to easily install in windows, doors, cabinets, etc.Perfect Cat DoorA good solution to allow your cat to enter any indoor room while giving you full control; it is ideal for entering the bedroom, or even food or garbage bins, when closed behind the door to prevent dogs and children from entering.