12V/24V Solar Charge Controller/Regulator (10A,15A,20A,30A ) 1.CE & RoHS certificates 2.High quality & favourable price 3.Tw 12V/24V Solar Charge Controller/Regulator (10A,15A,20A,30A ) PR seriesThe ... on SOC Automatic load reconnection Temperature compensation Common positive grounding or negative grounding on one terminal Integrated data logger Night light ...