Details:

300ml/h Atomization volume.
Touch Operation with 3 levels of fog.
1.70 Gallons of Water.
Transparent Tank makes it clear to see the water level.
Digital Humidity settings from 55% to 90%.
Essential oil box design.
Sleep and Quiet Mode (under 25 dB).
Wide Opening Tank provides easy access to cleaning and refilling.
24 Hour Smart Timing.
Water shortage and power failure protection.

I have two of these. They work like new. $20 for one or $30 for both.