All Reolink products except the battery-powered cameras.
Reolink cameras support to adjust the backlight via the software, it's digital. Please find it under Advance Settings > Backlight.
There are three options:
Off: the default settings, the camera will automatically adjust the backlight according to the environments.
Back Light Control: if enabled, camera will increase the backlight for the parts which are relative dim.
Dynamic Range Control:if enabled, camera will reduce the backlight for the parts which have strong light, as a result, it will not be that bright.