Type FD3.6-2000-10 Rated capacity(W) 2000W Rated voltage(V) 120 Wind wheel diameter(m) 3.2 Out-in(start)wind speed(m/s) 2 Rated wind speed(m/s) 9 Max. wind speed(m/s) 16 Rated speed(r/m) 400 Material of blade Glass fiber Numbers of blade 3 Height of the tower(m) 9 Tubular tower diameter(mm) 140 Battery capacity 12V200AH10PCS