... Light weight Low starting torque High generating efficiency House-use 500w wind power turbine 1. Application House use, fish raft.2 ... wind power industry in China. We mainly produce 300w,400w,500w,600w,1kw,2kw,3kw,5kw,10kw,and 20kw small wind ... , or contact us by email for futher discussion. House-use 500w wind power turbine