500W wind-solar hybrid street lamp with the features of : Road Type wind generator (W) Solar Panel Fits LED light Brightness illuminance ingress protection Solar(W) for Single LED Lamp Solar(W) for Double LED Lamp Power (W) average luminance Lav (Cd/) uniformity Lmin/Lav average illuminance Eav(Lx) Uniformity Emin/Eav Primary Road 600 70-90 140-180 42-56 1 0.35 1.5 0.35 IP65 500 70-90 140-180 42-56 The main technical data of Hummer 500w home wind turbine is : Rated power(W) 500 Maximum output powerW 1000 Charging voltage (V) DC 24 Blade quantity 3 Blade material GRP Blade diameterm 2.7 Start-up wind speed (m/s) 3.0 Rated wind speed (m/s) 7.0 Rated rotating rate (r/min) 600 Wind energy utilizing ratio (Cp) 0.48 Generator output Single-phase frequency conversion AC Output AC frequency (Hz) 0~300 Rated charging current (A) 15 The maximum charging current (in a short time )(A) 25 Generator efficiency >0.78 Tower diameter(mm) 7620003 (3pcs) Tower height(m) 6 Generator weight (kg) 6.5 Battery 12V 150Ah/200Ah 2pcs