Does it have auto shut off after it reaches set temperature?
Yes, you can use auto mode, set a temperature target, then the heater will power off when it reaches set temperature.
Can i pair this with my govee hygrometer? What hygrometer should I buy?
You can pair the heater with Govee hygrometer. Supported Govee Thermo-Hygrometer Models: H5174、H5075、H5179、H5100、H5074、H5102、H5051、H5052、H5071、H5072、H5101、H5177、B5178.
Does this space heater come with that digital thermostat that reads the temp or does it need to be purchased separate?
The heater has a built-in sensor. You can also connect the heater with external Govee thermometer.
Does this heater have scheduling capability?
Yes, you can set the heater to turn on or off at specific time.
Is this silent? Can I use it while sleeping and not hear it?
The typical decibel levels for space heaters is 45dB.