Is there any way to lengthen the recorded video. I would really like to have it go 30 seconds or more.
In reference to the cloud notification clips, no there is not. Wyze determined the clip length and timeout period so that they can continue to provide the 14 day cloud storage for free.
However, if you install a microSD card in the camera, you can have continuous recording or motion-only recording limited only by the size of the SD card.