The present invention provides an LED fan, comprising a base, a motor, and fan blades. The fan blades comprise a cylindrical wheel hub and multiple blades extending outwards from the side surface of the cylindrical wheel hub. A light-emitting element bar is disposed on the blade and is controlled by a control circuit board to emit light. The LED fan also comprises a USB interface and a power supply device. The USB interface is electrically connected to the control circuit board. The power supply device supplies power to the USB interface and the control circuit board. The LED fan of the present invention expands on the functions of existing fans and can be used for various occasions.
