Rotor Diameter (m): 2.5Material and number of the blade: Reinforced fiber glass*3Rated power/maximum power: 500/700Rated wind speed (m/s): 8Startup wind speed (m/s)：2.5Working wind speed (m/s)：3~25Survived wind speed(m/s)：45Rated rotate speed(r/min)：450Working voltage：DC12V/24V Generator style：Three phase, permanent magnetCharging method：Constant voltage current savingSpeed regulation method：YawStop method：AutoWeight：46kgTower height (m)：6Suggested battery capacity: 12V/200AH Deep cycle battery 2pcs Life time: 15years
