Feature: 1. [QUIET OPERATION] The humidifier has a quiet ambience below 30db, ensuring ultra quiet operation, this humidifier won't bother you while sleeping and working. 2. [LARGE CAPACITY & FINE MIST] Adopt large capacity sprayer and fine mist to increase air humidity. Improve the air quality in medium sized bedrooms, living rooms or other rooms. 3. [HIGH QUALITY & IDEAL GIFT] The humidifier uses high quality durable material and has a long service life. Give your family and friends a great gift on Christmas, Thanksgiving, New Year, birthday or other important days. 4. [PROVIDES RELIEF AND IMPROVEMENT OF SLEEP QUALITY] The soft cooling mist helps relieve cough, cold and flu symptoms, nasal congestion, dry cough, and prevent dryness and chapped skin. 5. [PORTABLE & USB POWER SUPPLY] Portable and small design is very easy for you take to anywhere. The USB Power Supply compatible with any device USB port which ensures it can be used in bedroom, office, car. Specification: Item Type: Humidifier Material: ABS+PP+Silicone+Electronic Components Color: As shown in the picture Product Size: Approx. 7x7x11.5cm / 2.8x2.8x4.5in Weight: Approx. 138g / 4.9oz USB Power Mode: USB Input Voltage: DC5v Power: 2W Working Current: 350mA Use Time: 4-8H Spray Volume: 40ML/H Water Tank Capacity: 220ML Timing Time: 1st gear for 4H, 2nd gear for 8H . Package List: 1 x Humidifier1 x Manual 1 x Spare Cotton Swab1 x USB Cable Note: 1. Please allow 1‑2in error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.