This cool mist humidifier has a removable reservoir with a top filling design that removes leakage problems and makes refilling quick and provides up to forty hours of continuous running from one refill with a moisture output that is enough to humidify an area of up to eight hundred square feet and three speed options of low medium and high A target humidity can be set in small increments and a built in sensor pauses mist output once the chosen level is reached and restarts it after humidity falls below the target and a comfortable indoor range is recommended The unit runs under thirty five decibels with a sleep mode that switches every light off so the room stays dark and a twelve hour timer is adjustable to the running period preferred with controls by remote control or touch panel and a built in night light that sets a relaxing mood for sleep and a rear tray that accepts one or two drops of preferred essential oil and a rotating head so mist direction can be aimed to suit the room Automatic shutdown occurs when the custom humidity level is reached or when no water remains guarding against damage and no replacement filters are needed which keeps running costs low with a detachable water pump and suction pipe to simplify servicing