The Andrakk 18'' Rechargeable Standing Fan with USB Port ADK8518 comes with three powerful blades that rotate at full speed to provide cool and refreshing air even during the hottest weather conditions. It has a 12V 7Ah 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 6pcs LED night light that illuminates your room at night to give you a clearer view. It also comes with a remote control that gives you full control of its functions from the comfort of your bed.