[Portable Design] The water tank of our humidifier has a capacity of 260ml, which is small but mighty. It is very portable and easy to carry. It can be used in bedrooms, homes, offices, cars.[USB Powered] Our air purifier is powered by a USB interface, and the package is equipped with a USB cable, so you don’t need to buy additional. Moreover, it can be used for up to 8 hours under full water.[Quiet Operation] This cold mist humidifier can be used at night without the sound of water or fan noise. The knob control conveniently selects the mist output to fully control the air you breathe.[LED Indicator] Our air purifier has a smart LED indicator, which automatically shuts off when the water runs out, and the water tank is raised so that the air around you is even and safe.[Space-Saving Design] The vertical oval shape is designed for bedroom bedside tables and desks, suitable for narrow spaces, and you can get better air no matter where you are.Product name: 260ML 2W USB Air HumidifierSize: 72*72*120mm/ 2.8*2.8*4.7inchWater storage capacity: 260MLPower: 2WPower supply: USB charging portVoltage: DC5VMaterial: PCSpray volume: 30-45ML/LColor(optional): white, grey, pinkNote:1.Due to the difference between different monitors, the picture may not reflect the actual color of the item.2.Please allow slight dimension difference due to different manual measurement. Thank you for your understanding.1 x Humidifier1 x USB Cable1 x Absorbent Cotton Swabs260ML ,2W ,USB ,Silent ,with LED Indicator Light