【4 Locking Modes】 By sliding the switch of the cat door, you can set the access control mode to enter and exit freely, full lock, exit only, entry only, control the access of pets, keep stray animals away and protect safety. of your home. 【High-quality material】 This cat flap is made of sturdy ABS material, which can serve your pets for a long time, the exterior is smooth and odorless, and easy to clean. With sealing strips and aligned magnets, it can prevent insects and cat litter odors, reduce cold air loss in summer and reduce heat loss in winter. 【Quiet and comfortable】 The large cat flap allows your cat or puppy to enter and exit easily and quietly. The sealing strip can eliminate the noise when opening and closing the door. It is also windproof and waterproof, so you no longer need to worry about opening or closing the door for them. 【Pet Screen Door Size】 The outer size is 25 * 23.5 * 5.5 cm (length * width * thickness), and the inner door size is 19 * 18 cm (length * width).