HKM-900435 Portable Automatic Head-Shaking Aromatherapy Air Humidifier - 4.1-6.0L Capacity, 200-350ml/h, Mechanical Operation, 2-8 Hours TimerIntroducing the HKM 900435 Portable Automatic Head Shaking Aromatherapy Air Humidifier, the perfect solution for enhancing your indoor air quality. With an impressive water tank capacity of 4. 1 to 6. 0 liters, this humidifier is designed to effectively cover spaces ranging from 21 to 30 square meters, making it suitable for a variety of settings, including living rooms, bedrooms, and office spaces. The HKM 900435 features a mechanical operation for