12V Auto Car Battery Alternator Tester Lead Acid Battery Analyzer Diagnostic Tool LCD Digital Display Checker Voltage ohm Tester Feature     1.The battery tester is mainly used to measure battery voltage, internal resistance and capacity, widely applied to measure various types of 12v storage battery.2.LCD backlight display, shows the capacity of the battery (0-100%).3.Built-in beep remind function, low battery voltage indication. With a pair of clamps, convenient to use.4.Accurate indexes of battery analysis: voltage, resistance, cca, battery status.5.Continuous test with battery power without damaging the battery for safe operation.            Specification     1. Analyze 4 accurate indicators of the battery: voltage, resistance, CCA value, battery condition2. Application range: 12V lead-acid battery for starting3. Continuous testing will not damage the battery, and its safety is guaranteed4. LCD backlight5. The tester is used in 12V lead-acid batteries                            Energy display area, bar from 0 to 100%, display battery energy    Judgment suggestions are displayed below the bar    It is determined that it needs to be replaced if it is less than 40% 1. The electrode is damaged    2. The battery is extremely aging    40%60% The battery is aging, consider replacing it    60%80% judged to be available    80%100% means the battery is good        Package List:1 x Battery Tester1 x User Manual