Car Humidifier, Mini Humidifiers For Bedroom,300ml Quiet Office Humidifier, With Two Adjustable Mist Mode And Colorful Night Light, Waterless Auto-off The car humidifier has two atomization modes. Press the button for the first time to s to continuous atomization mode; press the button for the second time to s to intermittent atomization. long press s es to white ambient lighting; the second long press s es to colorful ambient lighting. Silent Operation + Quiet operation when car humidifier works. At night, the built-in warm yellow light allows you to sleep peacefully in a comfortable environment. press will s to the colorful light mode to increase the ambient atmosphere. -term maintenance of indoor air humidity, creating a comfortable environment. USB powered, long-lasting moisturizing Silent car humidifier can hold 300ml capacity. Adding water can continuously humidify for 4-6 hours. The humidifier can be powered by a USB cable and can work for 4-6 hours after adding water to accompany you through the tired driving time. Clean The liquid water sprayed by the car humidifier is atomized into -scale water particles through ultrasonic vibration, keeping the indoor air moist and comfortable, purifying the air in the car/bedroom plants/ 's bedroom, increasing the humidity and reducing the odor in the car. Safety Protection the water level of the humidifier in the bedroom is lower than the warning line, the humidifier in the bedroom will automatically cut off the power supply, and automatically shut down when there is no water to avoid dry burning, protecting the safety of you and your family/plants. Also includes a replaceable spare filter element. How to Maintain the ? 1:Soak the cotton swab in water for 3-5 minutes for the first use, and then put it in the catheter. 2:Please use 100% pure essential oils with no corrosivity. 3: swabs should be replaced regularly. 4:It's recommended to clean the humidifier every 7 to keep the interior clean. Warm TipsMust be added the soluble in water essential oil.