4-WAY SWITCHING MODEDog flap, cat flap, screen door, 4-way closure Pet flap, mosquito net for small dogs and cats with a bezel both in and out, and a control easy and fully locked from your pet's entry and exit. SIZE AND APPLICATIONExternal Size: 24 x 29 x 1 cm (W x H x D), interior size: 19 x 24 cm (W x H), cutout size: 24 x 29 cm (W x H), suitable for cat and dog under 11.8 kg and waist circumference under 60 cm. AUTOMATIC CLOSING AND LOCKABLEThe pet door with magnetic flap lock, the built-in magnet can keep the door closed automatically when your cat or dog walks by. EASY INSTALLATIONFull instructions included, make it easy to install in screen doors, panels and patios or other screened areas etc. EXCELLENT QUALITYOur cat door frame is made of high quality ABS material, the netting wire is made of expensive materials, strong and durable.