... 12V Boost and Buck wind solar charge controller Small size , high efficiency , boost and buck Intelligently MPPT&PWM Functions & Features1.Wind ... Charging Current Smart Limiting6.Wind/Solar Charge to Battery Independently; Complement Intelligently 7.Every Controller Has Two DC Outputs, ... of battery,solar and wind; Power of wind, solar and battery. Load working mode ,current and power; System state, and ...