Humidification All Day Humidifier and Aroma Diffuser Flexible and Portable,So light for Comfortable grip Ultra-High Speed rotation,High-Speed brushless motor with a Strong power Imported Smart chip to Support Constant with Built-in pressing feedback system 45 decibbel low-Noise Massaging enjoy the tranquill moves Supports Aroma/essential Oils use 5.5h Charging time 5W Rated Power 2000mAh Battery Capacity 3.5-7.5h Play time RT-A500 Reqin Series Humidifier