Yes, it can continuously record video to the memory card when the network is disconnected but the power is uninterrupted. The prerequisite is that the device has been successfully networked once.
In addition, after the device is powered off and then powered on again but not connected to the Internet, it is not possible to record video to the memory card, you need to power on and connect to the Internet again.
In case of a device power outage or internet outage, it only supports video playback of the memory card by removing the memory card from the device and viewing it on the computer, it does not support viewing it in Mi Home App.