Item Name: Car Battery Tool Auto Battery Analyzer Diagnostic Tools Car Battery Tester. Simple and easy to useVoltage:12VLarge easy to read LCD screenMaterial:ABSIdentify battery status Good or Replace Check Battery Capacity - Cold Cranking Amps (CCA), DIN, EN and IEC information relative to battery rating Check Internal resistance value (Ohm) Display battery life in percentage (%),Battery Cranking Test, load test,Battery Charging Test,Ripple Test Support battery ripple test and review test dataDY220B Advantage:1.Simple and easy to use2.Tests batteries on and off the vehicle3.Accurate results in milliseconds4.Battery life analysis5.Analysis results: Good or Replace6.Large easy to read LCD screen7.Test results based on8.CCA,BCI,CA,MCA,JIS,EN,DIN,SAE,GB and IECStandards9.Quick test - inputs battery volume (AH), then shows battery status.10.Vehicle cranking system test - cranking time, voltage and status.11.Vehicle charging system testload voltage, unloaded voltage, ripple status, and charging system status. DY220B Function:1.Identify battery status Good or Replace2.Check Battery Capacity - Cold Cranking Amps (CCA), DIN, EN and IEC information relative to battery rating.3.Check Internal resistance value (Ohm)4.Display battery life in percentage (%)5.Battery Cranking Test, load test6.Battery Charging Test, Ripple Test7.Support battery ripple test and review test data DY220B 12V Battery Tester Features:1.Fast and smooth running speed with STM-32 chip set hardware2.Accurate test results, using high precision amplifier and calibrated by professional battery testing tool, BST100 reading accuracy up to 99%.3.Wide testing range cover from CCA 100- 2000 , 3- 220 AH, best in the market.4.Industry initiative graphical battery voltage real time monitoring, can be analysis battery data more accurate.5.Unique battery results display in percentage and meter mode.6.Test all automotive cranking lead acid battery, including ordinary lead acid battery, AGM flat plate battery, AGM spiral battery, and Gel battery, etc.7.Polarity reverse connection protection, reverse connection will not damage the tester or affect the vehicle and battery.8.Directly test the battery with loss of electricity, no need to full charge before testing.9.Testing standards include currently the majority of battery standards, CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE, GB.10.DY220B is used to test a wide range of 12V batteries (Starting [SLI], Deep Cycled and Marine) of Wet (Flooded), VRLA or Maintenance Free (MF), Sealed Maintenance Free (SMF), Absorption Glass Mat (AGM) and GEL EPB cell Package Include:1x Battery Tester Note:1.Please allow 1-2cm error due to manual measurement.