PetSafe Interior Cat Door: 2-Way Locking, Indoor Pet Door Flap - Tinted Privacy Door for Cat Litter Box or Pet Feeder, Built-In Door Lock, Durable Door Frame, DIY Easy Install, Hardware Kit Included 4.4 out of 5 stars(15702) $12.95 (as of February 9, 2025 08:06 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.) Door Buddy Pet Door Latch for Cats - Grey. Adjustable Cat Door Strap. Dog Proof Litter Box & Cat Feeding Station Without Pet Gate or Cat Door for Interior Door. Most Customizable Cat Door Latch Holder 4.5 out of 5 stars(14461) $16.94 (as of February 9, 2025 08:06 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.) TP-Link Tapo Pan/Tilt Security Camera for Baby Monitor, Pet Camera w/Motion Detection, 1080P, 2-Way Audio, Night Vision, Cloud & SD Card Storage, Works with Alexa & Google Home (Tapo C200) 4.4 out of 5 stars(33520) $16.99 (as of February 11, 2025 07:12 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.) Cat Door Interior Door - No-Flap Cat Door for Interior Door, Cat Door Interior Door for Cats Up to 20 lbs, Easy DIY Setup, Secured Installation in Minutes, No Training Needed… 4.9 out of 5 stars(5762) $29.95 (as of February 9, 2025 08:06 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)