Brand New. 85A 6V/12V Fully Automatic Battery Charger/Engine Starter. 85A ENGINE START | 30A BOOST FOR ADVANCED DIAGNOSTIC TESTING, ENGINE STARTING & CHARGING Powerful enough for starting SUVs, trucks and large batteries Battery and alternator tester provides charge level and helps diagnose electrical problems Digital display, LED indicators and button controls for ease and accuracy Wrap cleats provide convenient cord storage Microprocessor controlled automatically adjusts the amperage rate to charge and maintain Multi-stage charging for added precision, safety and battery life Float mode monitoring automatically maintains optimum battery charge Auto voltage detection 6 or 12 volts Reverse hook-up protection charger will not operate if clamps are reversed; LED will flash