I have the same issue with my Cam Pan running the latest (beta) firmware. I downgraded the firmware to a previous release and still no improvement, I’ve opened a support ticket with Wyze for some assistance but have not yet heard from them,
Here is a photo in near total darkness of a 20’ x 20’ living area. The only visible light is at the right hand edge where an LED desk lamp illuminates a work area.
Another user reports a similar issue here: