I asked gemini to do a deep research and I wouldn't buy this for indoor use if it were free.
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in November 2022, security researchers found that Eufy cameras were sending data, including image thumbnails and facial recognition information, to cloud servers (AWS) even when users had not opted for cloud storage
In May 2021, a software bug had reportedly exposed the live and recorded video feeds of 712 Eufy camera customers to other users, sometimes across different countries.
This is true for all the Chinese origin CCTV cameras including Dahua, Hikvision and their sister brands. It is best to have your own setup based on ONVIF but that is more time consuming to set up with all the features.