Desulfation technology; 12V & USB outlets to charge personal electronics; High-powered LED rotates 270deg ; Reverse-polarity alarm alerts when there is an improper connection; Power & charge indicator; All-metal powder-coated clamps; Built-in 120V AC charger recharges unit with standard household extension cord; ETL listed; 500A instant-starting power; 1,000A peak; 120psi compressor with backlight gauge; Heavy-duty brass-tipped SureFit(TM) compressor nozzle securely connects to tire valve stems;
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