The Andrakk 16" Rechargeable Mist Fan - ADK6116 comes with an extra cooling effect through its automatic water atomization function to provide cool and refreshing air even during the hottest weather conditions. It has a 12V7AH rechargeable battery that guarantees long hours of full speed function after power outage. It operates via electricity while charging itself at the same time so once power is cut it switches automatically to its battery. It comes with digital LED control to have full view of the fan functions. It also comes with a remote control that gives you full access to its 3 speed control of low, high and medium.