Model XQ-VO-500W the diameter of wind wheel 2.0m blades number 7 blades length 1120mm rated rotate speed 80(r/min) rated wind speed 8 m/s start up wind speed 2m/s working wind speed 3-25(m/s) security wind speed 40m/s rated power 500W the max power 550W rated voltage 24V the height of tower 6m guy cable tower type(mm) a 96*6 output control system charger control, inverter battery reference 12V100AH, 2pcs Price included generator, blade, controller, inverter, battery , anemoscope, vane, tower and accessory