1、Mini humidifier, the water tank capacity is 30ML, which can meet the daily water supply needs. 2、Built‑in 1200mAh high‑capacity battery, continuous spraying can up to about 20 minutes. 3、Nanometer spray, through high‑frequency vibration, transforms water molecules into nanoparticles, which is easier to absorb. 4、With power bank function, small size, and can be used for emergency charging of the mobile phone at any time. 5、Supports USB charging, which can replenish skin at any time and penetrate the bottom of the skin. 1 x Humidifier1 x USB Cable Item Type: HumidifierMaterial: ABSColor: WhitePower Supply: 3.7VRated Power: 2WCharging Time: 1-2 HoursBattery: Polymer Lithium BatteryBattery Capacity: 1200mAhWater Tank Capacity: 30MLUse Time: About 2 HoursApplication Site: Skin SurfaceSpray Time: 10 minutes automatic power offAtomized Particles: 0.3umWeight: Approx. 112g / 4ozSize: Approx. 15x3cm / 5.9x 1.2inHow to Use: 1. Lay the main body face up and take out the water storage tank from the horizontal direction 2. Keep the water storage tank up, pour mineral water, and be careful not to overflow or fill up. 3. Keep the water tank horizontally down, rotate and tighten the water tank, align it and close it for use. 4. Turn on it and use it.