Detailed Product Description 500w wind-solar lamp smart control system -low noise with SKF bearings -smart yawshaf 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 Expressway moto way 600 80-100 160-200 42-56 1.5 0.4 20 1.4 IP65 500 80-100 160-200 42-56 wind solar Main technical data Rated power (W) 500 Maximum output power (W) 1000 Charging voltage (V) DC 24 Blade quantity 3 Blade material Nylon Blade diameter (ft.) 4 (1.25m) Start-up wind speed (mph) 6 (2.5m/s) Rated wind speed (mph) 25 (11.0m/s) Rated rotating rate (r/min) 800 Wind energy utilizing ratio (Cp) 0.4 Generator output Frequency conversion AC Output AC frequency (Hz) 0~300 Rated charging current (A) 33.3 The maximum charging current (in a short time) (A) 45 Generator efficiency >0.8 Tower diameter (in.) 2.6 (65mm) Tower height (ft.) 30 (9m) Generator weight (lb) 12 (5.5kg) Suggested Battery (Ah) 100/120 China Hummer 500W Wind-solar hybrid street light