This mini humidifier has a 300ml water tank that produces longer mist. Portable and small designs are very easy to carry, perfect for baby,travel, bedroom, office, effectively moisturize dry skin, help you reduce skin peeling.Humidifier contains two spray modes. When you press the button for the first time, it will continuously spray for 8 hours. When you press again and it will intermittently spray (stop 3 seconds) for 10 hours. Humidifier automatically shut-off when the water level is low or 4 hours automatic power-off protection.