<p>Steps for using humidifier:</p><p>1. Open the lid, add water, take out the cotton swab and soak it in water until it is sufficiently moist before installing it back into the humidifier for use; The soaking time for cotton swabs is about 3 minutes.</p><p>2. Close the humidifier cover, connect the USB power supply, press the switch, and the humidifier starts spray work.</p><p>Precautions for using humidifiers:</p><p>Before using the humidifier for the first time, take out the cotton swab from the humidifier and soak it in water for 2-3 minutes until the swab is completely wet, and then install it back into the humidifier for use. The humidifier will only work when the cotton swab is completely moist.</p>