Smart Car Battery Charger and Trickle Maintainer

Automatically detects whether your battery requires 6 volt or 12 volt charging. Features 7-stages charging process (Desulphation, Soft Start, Bulk Charge, Absorption, Battery Test, Recondition and Float) for 12V battery; 3-stages charge process (Bulk Charge, Absorption and Float) for 6V battery.