A battery test system (5, 40) for a vehicle, comprising: - a housing; - a camera (8, 42) disposed in the housing, wherein the camera (8,42) is configured to capture an image of a vehicle identification number located on the vehicle; - a memory configured to store a vehicle information database (45, 73), wherein the vehicle information database (45, 73) comprises a plurality of stored vehicle identification numbers and a plurality of battery parameters, wherein the plurality of battery parameters corresponds to a respective stored vehicle identification number of the plurality of stored vehicle identification numbers; - a processor disposed in the housing and coupled to the camera (8, 42), wherein the processor is configured to determine characters of the vehicle identification number from the image of the camera (8, 42), configured to generate a confidence level based on a quality of the image, configured to correlate the characters of the vehicle identification number to one of the plurality of stored vehicle identification numbers in the vehicle identification number database (45, 73), and configured to receive respective battery parameters for the vehicle based on the one of the plurality of stored vehicle identification numbers; - a battery tester disposed in the housing, wherein the battery tester is removably connected to terminals of a battery of the vehicle and configured to receive measured battery test results, wherein the processor is configured to block the battery tester from initiating a battery test until the respective parameters for the vehicle are verified, wherein the processor is configured to compare the measured battery test results to other measured battery test results achieved by other vehicles comprising similar vehicle identification numbers, and wherein the processor is configured to compare the respective battery parameters and the measured battery test results to provide an indication of a state of the battery; and - a display disposed in the housing, wherein the display conveys information relating to the respective battery parameters and the measured battery test results, wherein the display is configured to display a prompt to a user to direct the camera (8, 42) toward the vehicle identification number to capture another image of the vehicle identification number, when the confidence level is below a threshold level. - a housing; - a camera (8, 42) disposed in the housing, wherein the camera (8,42) is configured to capture an image of a vehicle identification number located on the vehicle; - a memory configured to store a vehicle information database (45, 73), wherein the vehicle information database (45, 73) comprises a plurality of stored vehicle identification numbers and a plurality of battery parameters, wherein the plurality of battery parameters corresponds to a respective stored vehicle identification number of the plurality of stored vehicle identification numbers; - a processor disposed in the housing and coupled to the camera (8, 42), wherein the processor is configured to determine characters of the vehicle identification number from the image of the camera (8, 42), configured to generate a confidence level based on a quality of the image, configured to correlate the characters of the vehicle identification number to one of the plurality of stored vehicle identification numbers in the vehicle identification number database (45, 73), and configured to receive respective battery parameters for the vehicle based on the one of the plurality of stored vehicle identification numbers; - a battery tester disposed in the housing, wherein the battery tester is removably connected to terminals of a battery of the vehicle and configured to receive measured battery test results, wherein the processor is configured to block the battery tester from initiating a battery test until the respective parameters for the vehicle are verified, wherein the processor is configured to compare the measured battery test results to other measured battery test results achieved by other vehicles comprising similar vehicle identification numbers, and wherein the processor is configured to compare the respective battery parameters and the measured battery test results to provide an indication of a state of the battery; and - a display disposed in the housing, wherein the display conveys information relating to the respective battery parameters and the measured battery test results, wherein the display is configured to display a prompt to a user to direct the camera (8, 42) toward the vehicle identification number to capture another image of the vehicle identification number, when the confidence level is below a threshold level.