MICROCHIP ACTIVATED ENTRY: Reads microchips or Cat Mate ID Discs, sold separately, allows access for up to 30 cats. Compatible with 15-digit ISO microchips and AVID microchips. Not compatible with 10-digit microchips or those containing letters\nSUITABLE FOR SMALL TO MEDIUM-SIZED CATS AND SMALL DOGS: Designed for cats of various sizes, providing them with easy access while ensuring their safety and comfort\nFEATURES: Offers versatile control with settings - in and out, in only, out only, or fully locked, allowing you to manage access at all times. Draught and weather-proof with silent action, fully brush-sealed with magnetic closure for rain protection\nDIMENSIONS: Self-lining to 85 mm (3\u201D) thick; overall size is 197 mm (7\u00BE\u201D) width by 246 mm (9 \u00B9\u00B9\u2044\u2081\u2086\u201D) height; cut-out size is 173 mm (6\u215E\u201D) width by 198 mm (7\u00BE\u201D) height; flap opening size is 145 mm (5\u00BE\"") width by 145 mm (5\u00BE\"") height\nINSTALLATION: When installes