Mini humidifier with a capacity of 300ml for easy portability – Mist spraying for up to 4 hours: When the power button is pressed briefly, mist spraying lasts up to 4 hours (Automatically turns off after 4 hours of continuous humidification) – If you press and hold the power button, it becomes a mood light function, enabling multi-function with humidification and mood light. – With a detachable lid structure, you can manage the humidifier cleaner (filter can be replaced) – Filter replacement method: 1. Remove the filter case from the top and replace the filter.