1.[Warm Reminder]Please completely soak the cotton swab into water before use, and wait 3-5 minutes to click the press switch to start work after adding water for better spraying. 2.[Night Light Mode &PORTABLE]The alternative white light and warm night light provides you a comfortable and peaceful night. Long press the button to turn on/off the light. Especially the cat design, must like it too much! It's perfect mini mist humidifiers for teens as a gift. Cool mist humidifiers design makes the cute humidifier easy to carry, ly and quickly moisturizes dry air. 3.[Noiseless &2 WAYS SPRAY HUMIDIFIER]The cute humidifier has two misting modes: Continuous mode & intermittent mode. Click the spray button for the first time to activate continuous mode. Click the spray button a second time, switch to the intermittent mode, click the spray button for the third time, turn off the device. The humidifier mist can refresh and moisturize your skin deeply. Silent design will not bother your sleep. Suitable for , personal, in home, car, office and other occasions. 4.[SAFE & AUTO TURN-OFF]Humidifier mini has a Automatic shut-off functions, no battery, USB only. The mini humidifier for plants is compatible with the USB port of any device, and easy to use. It will shut off automatically when the water runs out.