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 protects the charger against overheating. The charger also got reverse polarity protection.
Power will turn off automatically when the battery is fully charged, Three-phase charging model can detect the presence of a battery, and will shut down automatically if there is none.No spark appears when connecting, extremely safe. output voltage 12V