This alternator/battery tester quickly identifies the source of automotive charging problems, eliminating guesswork and saving time. At a glance, determine whether a weak battery is due to a faulty alternator or a failing battery. This compact, easy-to-use device features three alternator readings (strong, normal, low) and three battery readings (good, fair, poor).
- Three alternator readings: Strong (14V), Normal (13.5V), Low (13V)
- Three battery readings: Good (12.5V), Fair (12V), Poor (10V)
- 28 in. leads with alligator clip and test probe