... PWM Solar charge controller 12/24V Auto Intelligent control PWM controlC 50A PWM Solar charge regulator 12/24/48V Characteristics Control ... discharging rate Over-discharging control voltage modified bythe battery discharging rate curveSelfprotection protection tooverload, outside and inside ... .2v,×2/24V,-5mv/°C/cell (Boost charge, Direct charge, Float charge, charge return voltage),12.0V, ×2/24V,11 ...