100-2000CCA Car Battery Tester Battery Load Tester 12V Fault Testing Tool Automotive and Alternator Battery Tester

Continuous testing with power supply, no battery damage, and protection against reverse polarity and overvoltage.Test and analyze the charging system, indicating its condition, including the percentage of remaining battery life and its resistance to voltage drop in case of unexpected shutdown.With its clear LED backlight, the test display shows the measurement value clearly at night or in the dark, making it easy to read.Widely used in the automotive repair industry: especially suitable for technicians and families involved in automotive maintenance, electric vehicles, professional vehicle maintenance and repair, etc.No need to install a battery; it's easy to perform a number of tests using the actual measurement.