yes, it can be set to the desired humidity and the light can also be switched off.
when you open the application, you have several options.
1st - Low
2nd - Midium
3rd - High
4.- Humidity (here you can select the desired humidity up to 70%)
5 - Scheduled on/off
6.- Led display (here you can switch off the light)
7.- Notification sound (here you can deactivate the factory-set sound)