Mini Humidifier factory This 3 in 1 air cooler humidifier and purifier has two spray modes, continuous and intermittent. In continuous mode, it will automatically turn off after 4 hours. In intermittent mode, it automatically turns off after 6 hours. It has a water tank with a capacity of 500ml. However, it automatically shuts off when the water level is low. In addition, there are colorful...