1. Built-in 800 mAlithium battery, which can work for 3-4 hours 2. Colorful mood lights, cool 3. 20-35dB low noise, does not affect sleep 4. Humidify at any time, do not wet the desktop 5. Can be used in car Technical data: Rated input: DC5V/ 1A Working current: 400mA Scheduled shutdown time: 4h Spray volume: 25-40ml/h Water tank capacity: 300ml Size: 153x69x69mm Instructions: 1. Lift the cover 2. Add water to the tank for water 3. Plug in the power 4. Press the work button to use Material: Plastic Color: Pink/White/Black Package Contents: 1 x Humidifier 1 x USB Cable Only the above package content, other products are not included. Note: Light reflection and Different displays may cause the color of the item in the photo to be a little different from the real thing. The measurement error is +/- 1-3cm. Shipping Time: We can ship all products within 5~8 business days