800W 12V 24V AUTO Match Boost Wind Turbine MPPT Charger Controller Regulator
Unloading way: MPPT electrodeless and noiseless unloading. Maximum wind-generator power: 400W/500W/600W/800W/. 3 blue wires-external wind turbine. Red indicator light—-1. Lights up when the fan is unloaded or braked.