1 Gallon Size * Consumers desire humidification devices that offer the latest-and-greatest industry functionality but are differentiated on the shelf with aesthetically pleasing designs * Produces a soothing hot mist that is beneficial for combating cough and cold symptoms * The patented KeyLock mist guard and automatic shut-off when tank is empty will ensure safe and easy operation * Integrated medicine cup ideal for use of vaporizing inhalants * Perfect for small rooms * Runs up to 28 hours per filling * Patented KeyLockTM * Mist Guard * Auto Shut Off * Medicine Cup *