Yes, sensors detect when the fluid runs out of the diffuser and it shuts off automatically.
Evaporation works on 35 (decibel). 0-20 means whispers, 40 are a “sound” of a quiet library. A pleasant smell, a cozy light, helps sleep and relaxation.
The lighting does not flash at all, the pleasant scent and the cozy lights help to relax and fall asleep.
1.Put a small amounts of kitchen cleaners in the container and clean it.
2. Rinse the tank with water.
3. Carefully wipe it dry or let it dry.