The invention specifically discloses an LED illumination device charged by utilizing bioenergy and wind energy. The LED illumination device comprises a generating device, a storage battery, an LED illumination component and a control device, wherein the generating device, the storage battery and the LED illumination component are separately connected with the control device; the control device comprises an LED control panel; the control device is connected with a sound-light controlled switch; the storage battery comprises a charging interface; and the charging interface is connected with the mains supply. According to the LED illumination device charged by utilizing bioenergy and wind energy, the biomass generating device is characterized in that electricity generating microorganism in waste water is utilized for generating electricity; during a microorganism electricity generating process, oxidation reduction reaction is performed, and sewage purification is also performed; and life sewage can be subjected to primary treatment firstly and then is discharged, so that environment stress is alleviated, and stress of collective treatment on a sewage factory is also reduced.