Portable Small Humidifier: Equipped with 2000mAh battery, 650ml capacity water tank, with 2 warm night light modes, and 2 mist modes. 4.25" x 4" small size design, easy to take anywhere; it will bring a new daily use experience for you.Personal Humidifier: Powered by built-in 2000mAh battery, which can be charged by laptop anywhere with USB charging interface type C. You can take it anywhere easily, much more portable and convenient. (Tips: Please turn off the power button if you don\t use it, pour out the water and keep it in a dry place. Remember to charge the product once in a while and then if you don\t use it. not use for a long time to keep the product battery in good condition2 night light modes: 1 button can control all functions after turning on the power button, the first press will turn on the night light warm to stay on;and the second long press to enter breathing light mode, then the third press will turn off the light.2 spray modes: 1. The first short press is to turn on continuous spray mode. The second short press will switch to intermittent spray mode (spray for 3 seconds and stop for 2 seconds. 3. Then the third press will turn off the mist mode. The power will automatically turn off after continuous spraying for 8 hours, or e It will automatically shut off after intermittent spraying for 12 hours.Note: 1. Use with soft water. Do not use with essential oils, distilled water, filtered water which will cause the cotton filter to clog and the humidifier to be unusable. 2. Please wait 15 minutes before turning on the product to spray, which may allow the cotton to soak inside completely when first used. 3. (Tips for battery power: it flashes 10 times before it stops working, indicating that it is time to recharge)