Quietly releases warm, soothing vapor into the air to help provide temporary relief from cough and congestion. The warm mist helps reduce respiratory discomforts by increasing humidity levels to help you breathe better and sleep more comfortably. Features: Clean & Soothing Mist: 99% bacteria free warm mist helps create a comfortable breathing environment (based on Intertek Testing Services NA, Inc. Independent Laboratory Testing Report 103340980COL-00). Wide Tank Opening: Allows for easy filling and cleaning. Auto Shut Off: Unit turns off and reset light illuminates when unit is empty. Filter Free: No replacement filter for added convenience. Other Features: Accepts inhalants like Vicks VapoSteam for cough relief. When added to the medicine cup, Vicks VapoSteam produces medicated steam that helps relieve coughs from colds. Vicks VapoPads: Accepts up to two Vicks VapoPads to provide soothing vapors. Choose from two scents: menthol (sample pad included), rosemary and lavender (Vicks SleepTime VapoPads not included). Medium/large room size. Up to 24 hours of operation. 1.0 gallon capacity.