The IR LEDs provide night vision which allow you to see in black and white in the darkness. 

However, if you have a separate night light, it can be a better option to turn OFF the night vision. IR LEDs attract spiders and the light can reflect in the spinder web and also in tdust in the air. 

You can turn OFF the night vision by following the steps below.

 Example of night vision with spider web and dust:

Example with IR LEDs turned OFF