CEESC Large Cat Flap (Outer Size 11" x 9.8"), 4 Way Locking Door for Interior Exterior Doors, Weatherproof Pet Cats & Doggie with Circumference < 24.8" (Black)

☞ 4 lane switching moDes --- The pet door can be adjusted using the red and green switches with tabs on 4 modes: exit only, entry only, entry and exit, and fully locked, easy control of your pet's entry and exit. ☞Size and application: External size: 28 cm x 25 cm x 5.5 cm (H x W x D), Inner size: 22 cm x 20 cm (H x W), Cutting size: 24 cm x 21 cm (H x W), suitable for doors and thin walls, suitable for cats and dogs under 12.5 kg and below waist circumference 63 cm ☞SAFE AND THOUGHTFUL --- The transparent flap allows pets to see through the door. Outdoor rain seal is for waterproof. The brush strip eliminates noise coming from closing the door. ☞ EASY INSTALLATION --- Full instructions are included, make it easy for you to install in windows, doors, closets, panels and walls, etc. ☞Excellent quality: Made of ABS (acrylonitrile butadiene styrene), weather-resistant, the surface is smooth and durable.