Four Control Methods: The pet door has four locking methods: inward-opening, outward-opening, two-way opening and latching. With this cat flap, you can control the cat’s range of movement as you wish without having to open the door or door. Easy Installation: This cat flap is suitable for brick walls, wooden doors, etc Metal, wooden doors and PVC doors. It can be installed in doors and walls with a thickness of 2 to 5 cm. A detailed installation diagram is included, please follow the installation instructions. Easy to use and clean: This magnetic cat flap is windproof and the strip brush on the cat flap can clean the litter of the cat flap and reduce the noise of the litter. Our cat flap has three sizes and three models, you can choose the model and color according to the size of the cat. Safe and non-toxic: The pet cat door is made of ABS material, which is safe and non -toxic -toxic and strong and durable. The middle flap is designed to be transparent, which is convenient for