Car battery tester and alternator tester in one tool
Plug this tool into the cigarette lighter port to quickly test your vehicle’s charging system. The alternator tester features three LED indicators to show your alternator’s output. The car battery tester also features three LED indicators to indicate strength of your battery’s condition.
We guarantee this product to be free from defects in materials and workmanship 90 days from the date of purchase. Limitations apply.