Smart Cat Door for Interior & Exterior, Flap Opening is 7.67’’ (H) by 7'' (W), RFID Cat Pet Door with 3 RFID Collar Sensor Keys & 1 Remote & 4 Way Locking Cat Flap, Automatic Opening Cat Door (White)

If the collar cannot be used, please let me know

【Exclusive Access for Your Cats】Our intelligent RFID cat door recognizes ONLY your cats' pre-programmed keys, creating a protective barrier against neighbors' pets and stray animals. Your feline's private passage ensures safety and peace of mind

【Smart Cat Door】Program up to 3 RFID keys (included) for multi-cat households. Advanced blocking technology prevents access by other RFID-tagged animals - even if neighbors use similar systems. (Unprogrammed mode allows universal access)

【4 Modes Control】Master your cats' movement with: Locked Mode (curfew control); Outside Only Mode(secure containment); Inside Only Mode (weather/security mode); Completely Open Mode (Traditional entry and exit)

【Simple Operation】Flap opening is 7.67’’ (H) by 7'' (W). Please ensure that your cat can pass through the cat door before purchasing. With simple operation, the cat door can be installed on walls/doors/windows (wood/PVC/glass). Please refer to the instruction manual and product details page. Cannot be used on metal doors!

【Long Standby Time】Energy-efficient design uses standard 4 AA batteries. When the battery is depleted, a red light will flash. Please replace the battery in a timely manner(AA batteries not included). Under normal circumstances, the standby time can last up to 12 months（depending on usage）

【Cat Door with Collar Sensor】Package contains 1*white cat door, 3*RFID collar sensor Keys (Waterproof), 1*remote control, 1* instruction manual. Make sure your cat can pass through the cat door before purchasing. If you have any questions, please let us know

Tips: Please ensure that the thickness of the location where you need to use the cat door is within 1.57 inches.