KINGBOLEN BM550 24V/12V/6V Car Battery Tester is able to effectively analyze and read important car data such as voltage, internal resistance, cold cranking amp and AH capacity, battery health and charge status. It provides accurate results, calculates the cold cranking capability of the battery and the aging extent, allowing for a quicker, more precise car repairing.

It provides techs or DTYer with a quick, simple and cost-effective solution to know the battery's charging status better , check the battery's health and detect faults.