Manfiter Car Battery Tester & Alternator Tester for 12v, Test Battery Condition & Alternator Charging (LED Indication)
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Manfiter Car Battery Tester & Alternator Tester for 12v, Test Battery Condition & Alternator Charging (LED Indication)
Size:LED Clamp *LED display indicates condition *Check before Charge: Battery is alive, "OK" to be charged. *Alternator check : accelerate your engine to 2000 rpm when the green light is lit ,charging circuit is ok.  *Battery check: indicate the percentage charging in the battery. *Cranking check : red light indicates voltage from Alternator over-high.