Super Battery Life & Auto Power Off: The mini humidifier cooling fan has a 2000mAh large-capacity battery, which can be used when charging via USB. And it has the functions of auto power off and anti-dry heating probe. Even at night, you can use this humidification and cooling fan as you like, giving you the most comfortable and cool sleeping effect in summer. 3 Quiet Wind Speeds & 7 Color Night Light: The mini table fan has 3 adjustable speed settings (low/medium/high), you can always control the wind speed, the medium and low settings are simple and ultra-quiet, ensuring quiet air circulation, providing a good comfortable sleeping or working environment. The misting fan comes with 7 different soft night lights. Just long press the spray button to activate the night light mode to automatically adjust the color of the night light. Nano cooling spray, fast cooling: When you enjoy the cool breeze, the mini desktop fan has a humidifying effect, the nano cooling spray can not only cool