"Tests alternators, regulators, starters and batteries rated as high as 1,000 CCA or 160Ah","Large dual meters display the battery voltage and load current simultaneously during testing","Used to simulate actual cranking loads","15 second test with audible tone","500 amp side terminal clamps and heavy-duty stranded copper cables","Includes temperature compensation chart 500 AMP CARBON PILE LOAD TESTER CP710 | Matco Tools