Item Description: Product name: humidifier fan Model number: Z1 Power: 4W Charging time: 3-5h Water tank capacity: 20ml Input: 5V/1A Spraying amount:30ml/h Product size: 220*103*38mm Product weight: about 220g (send base) Battery capacity: 2000mAh Humidifier working time: about 40mins Fan working time: 2-8h Notice: 1. Please full charge the fan before using. When charging, the indictor will be red, and it will turn to blue when full charge. When it's in low power, red light will be blinking. 2. The water inlet is on the top of the fan, please use the bottle included the package to add water. And be sure to stop the stopper well, in case water leaking.