4 -way access control: open inward, open to the outside, open in both directions, locked. Use the cat’s to allow cats to come and go as they please, or for Keep them safe inside or outside the house if necessary. Do not play cat door opener in the future. Easy installation: this catter is suitable for brick walls, wooden doors, PVC doors and metal doors, and can be installed in doors and walls with a thickness of 26 cm. The catter is made of durable ABS plastic, weather resistant and easy to clean. & Nbsp; Silenting automatic container: & nbsp; 1 :) This free oscillation door is extremely silent for the seal of the brush bar. & nbsp; 2 :) The magnetic closure guarantees that the cat’s is put back in its original position after actuation. & nbsp; 3 :) windbreaker and protects air currents. So as not to freeze in winter or in autumn storm. Design of the swivel flap: the transparent flap is made of high resistance fiberglass, which protects against UV rays, has good transparency and