Meet the ANNKE Nova Orion: a 1080p pan/tilt WiFi camera that works with Amazon Alexa, Google Assistant, and IFTTT to make your home smarter. It also has 360-degree auto tracking and motion detection. Cloud storage is available as an option but you can record video to a 128GB TF card.
The camera can be accessed from Android, iOS, Windows, and MacOS. The Annke Nova app sends you a notification when any motion is detected. Costs under $80 at this time.