Can also be used to check plug-in battery chargersBright light emitting diodes will tell exact condition of battery and capability of charging systemTest once with engine running and a second time with engine off and starter crankingChecks both 6 and 12 systemsFive voltage ranges
Note: This is an aftermarket part that fits many different brands and models and replaces many different part numbers. Please read the list of OEM replacements and models it fits.