Vintage Used 36yr old Ultrasonic humidifier. (Orginal owner) This is back when ultrasonic humdifiers first came out some of the best ones were made in Japan. Gives up to 14 hours of continous mist via a 1.18 gallon supply. has a container for medication near the nozzle. Item doesn't have any samples or instructions. You get what you see in the pictures. Very easy to operate, just fill the container and push the power button on the front. you can adjust your Humid stat control to your preference and adjust your mist quantity via the slide controls on the front of the machine. This machine has been tested and guaranteed to work.. Please message me with your questions before purchasing..