Detailed Product Description Home Wind Turbine 1.Smaller.lighter.lower noise 2.Higher efficiency 3.Smart system 4.SCF technology&SKF bearings Home Wind Turbine Hummer H3.1-1000w Home Wind Turbine has the features of extreme smallness and lightness, low-wind start, low rated wind speed, quick output in low wind, reliability with speed restriction and quiet-stable running. Application of Model Hummer H3.1-1000w Home Wind Turbine It can drive air-condition (1 horsepower), pump or other electrical appliances (1KW). Well used in: Housing Telecommunications Station TV Transfer Station Monitoring Station (military, hydrology, observatory) Water-pumping Station Technical parameters Rated power (W) 1000 Maximum output power (W) 2000 Charging voltage(V) DC 60 Blade quantity 3 Rotor blade material GRP Rotor blade diameter (ft.) 10 (3.1m) Start-up wind speed (mph) 7 (3.0m/s) Rated wind speed (mph) 20 (9.0m/s) Rated rotating rate (r/min) 500 Wind energy utilizing ratio (Cp) 0.45 Generator output Frequency conversion AC Output AC frequency (Hz) 0~400 Rated charging current (A) 16.7 The maximum charging current(in a short time)(A) 30 Generator efficiency >0.8 Tower diameter (in.) 3.578.70.1 (8920003.5 mm) (4pcs) Tower height (ft.) 26 (8m) Weight of generator (lb) 33 (15kg) Suggested Battery (Ah) 120/150