Large cat flap (external dimensions 28 x 24.9 x 5 cm), 4-way cat flap for cats and small dogs, easy to install and use

General description: Large 4-way cat flap, ideal for cats and small dogs. Easy to install and use, it allows your pet to come and go as it pleases. Technical Specifications: External Dimensions: 28 x 24.9 x 5 cm; Internal Dimensions: 18 cm (width) x 19 cm (height); Opening Size: 19.6 cm (width) x 21.1 cm (height); Maximum Weight Capacity: 7.7 kg (approximately 17 lbs); Maximum Height Circumference: 58.4 cm (approximately 23 inches); Compatible Wall Thickness: up to 6 cm. Compatibility and Accessories: Suitable for installation on doors, thin metal doors, and walls. Complete installation instructions included. Installation: Easy to install thanks to the included instructions, this cat flap can be mounted on windows, doors, cabinets, etc. Operation: The cat flap has 4 locking modes: open, outside only, fully locked, and easily adjustable using the red and green switches.