BM300w Six blades :
Output 80w while 5m/s
Rotor
diameter:1.1m
Blades quantity: 6pcs
Direction: always downwind
Blades material: Glass fiber reinforced plastic
Rated output: 300W
Maximum output: 420W
Initial voltage: 28/14V
Rotor speed: 400 turns per min
Initial wind speed: 3m/s
Nominal wind speed: 25 m/s27mph
Working temperature: from -40 to +60 C
Annual average energy production: 800kWh
9.5Kg
Accumulators full charge time: about 8 hours