Suoer 12V/24V 20A smart charger with digital display is Specially Designed for Fast Cycle Charge, Deep Discharge Recovery and Long Term Battery Maintenance of Automotive, Inverter, Leisure and Marine Batteries. This Charger Comes with Crocodile Clips supplied. The charger is having an in-built cooling fan in the Body to dispense the heat quickly within it. This system protect the charger against over heating. The charger also got reverse polarity protection. This Charger is best for Batteries from 40Ah to 200Ah.