Colorful touch LCD, IP65 protection degree 6 time periods for battery charging/discharging Max. charging/discharging current of 190A Max.16pcs parallel DC couple and AC couple to retrofit existing solar system Support storing energy from diesel generator 48V low voltage battery, safe and reliable Unique Smart Load application and Grid peak shaving function 4ms fast transfer from on-grid to off-grid mode, ensuing the traditional fixed frequency air conditioner works well