Ultrasonic micro-fine humidification , 7 colour LED light with continuous and fixed colour option , Aroma diffuser functionUltra . Description : CERTEZA Medical is a leading company in medical equipments for health monitoring and therapy. The range of products includes nebulizers, blood glucose monitors, blood pressure monitors, digital fever thermometers and many more. Committed to offer the best in healthcare equipments to help you build a healthy lifestyle . Features : Product Details : 2.8 Liters Humidifier. Ultrasonic micro-fine humidification , 7 colour LED light with continuous and fixed colour option , Aroma diffuser function , Ultra quiet: for use in bedroom , Inlcuded water filter for hard water , Suitable for room up to 30m² , Easy to clean design , Adjustable vapour flow rate , Visible water level in tank , Provides relief from allergies , Prevents health and dryness damage .