Feature:1. 540mL water tank meets daily needs, 40mL/H humidification capacity, equipped with 540mL water tank, avoid frequent water addition, humidification can be up to 10 hours.2. The spray automatically cuts off the power, saying goodbye to potential safety hazard. It is equipped with an automatic power off function. When the spray mode time is up, the product will automatically stop spraying.3. The two spray modes can be switched at will to regulate dry air, moisturize the skin, relieve nasal congestion, and increase air humidity.4. Work quietly, humidification does not disturb you, whether it is studying office, or relaxing, you can work quietly, opening a quiet and moisturizing good time.5. Built‑in 2000mAh polymer lithium battery, long battery life, usb charging, can be connected to computer, car charger and mobile power supply, easy to use.How to Use:Turn on the power and click the spray button to turn on the continuous spray mode, and click the spray button again to turn on the intermittent spray mode.Specification:Item Type: HumidifierMaterial: ABSColor: As shown in the pictureWeight: Approx. 459g / 16.2ozVoltage: 5VCurrent: 400mA for light/250mA for sprayUse Power: 1W-4WBattery: 18650 polymer lithium battery 2000mAh (included)Charging Time: About 2.5 hoursUse Time: About 3 hoursWater Tank Capacity: 540mlSpray Volume: 40ml/h (±15)Timing Time: 5 hours for the first gear, 10 hours for the second gear Package List:1 x Humidifier1 x Light1 x USB Cable1 x Instruction Manual