This camera locks on to movement while recording to capture more complete evidence of a crime.

Fixed-view cameras have a common—and quite literal—blind spot: They can easily lose sight of an intruder if they step out of the field of view. That can leave you with incomplete video evidence, whether it fails to capture the actual crime or just doesn’t give you enough time to get a description of the perpetrator. EZVIZ’s CTQ6C pan-and-tilt camera circumvents this problem with a smart motion-tracking feature that keeps moving objects in view while it records.
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https://www.techhive.com/article/3433537/ezviz-ctq6c-review.html