Dual Mist Ports and Large Mist Volume Small Humidifier equipped with two nozzles to adjust the mist volume as needed. For a single nozzle, the mist volume is 30-40 ml or h. For dual nozzles, the mist volume can reach 60-80 ml or h. 3600mAh Battery and Cordless DesignUSB-C Rechargeable Humidifier built-in 3600mAh battery that can provide 5h (dual mist)-10h (single mist) working hours. Mini cordless design, suitable for car, desk, home, office. Enjoy cool mist air wherever you are. Soft Night Light and Quiet OperationThis Portable Travel Humidifier has a night light function that will give you peace of mind in the dark. It operates at less than 30dB noise and will not disturb your bedtime, work, or studythe ideal humidifier for home and office. Easy to Fill and CleanRefilling has never been easier, just pour water into the bottom tank. To clean the humidifier, remove the cover and wipe the empty water tank with a cloth. Auto Power-Off and Warm TipsThis Desk Humidifier will auto-off when water runs out. Don't worry about damaging the device itself and causing danger. When first used or reused after a long time, please soak the cotton filter in water for 5-10 min to make it absorb water fully for better work.