SIMPLE SMART LOCK: Cat Flap, Magnetic Cat Flap with 4-Way Rotating Lock for Cats, Kittens and Kittens, Upgraded Version. The push button switch is 4-way rotatable and you can use the arrows and icons to easily rotate it into 4 modes to control your cat's access options: in only, out only, free in and out, fully locked. Weatherproof Cat Flap: Provides weatherproof wiper strip retaining slots with snaps to securely fasten the brush strips. Even if the brush bar becomes loose, it can be easily put back into its retaining groove. It greatly helps the brush strips to reduce noise, deter raindrops, wind or pests such as mosquitoes. Easy to Install: The sales box comes with step-by-step installation instructions and installation demonstration videos in the instruction manual for your reference, pay attention to the precautions and prepare necessary tools for easy installation according to your needs. The depth of the tunnel can be reduced according to your installation needs. Inner