KONNWEI KW870 2 in 1 Car OBD2 Fault Diagnosis + Battery Tester

Battery tester specification1. System voltage: 6-12 Volts 2. Test Result: Good, Recharge or Replace 3. Capacity - Cold Cranking Amps (CCA), DIN, EN and IEC information relative to battery rating. 4. Internal resistance value 5. Life in percentage (%) 6. Cranking system 7. Charging system 8. Voltage test in waveform 9. Record and re-play battery data, Life-time free update service 10. Battery test, cranking test, charging test and other additional functions. 11. Measure Standards: CCA:100-2000/BCI:100-2000/CA:100-2000/MCA:100-2000/JIS:26A17-24SH52/DIN:100-1400 /IEC:100-1400/EN:100-2000/SAE:100-2000Scanner diagnostic tool1. Works on ALL OBD II Enabled vehicles, both Gasoline and Diesel cars - domestic and imported. 2. Features the unique patented One-Click Readiness Key for quick State Emissions readiness check and drive cycle verification. 3. Bright color coded LEDS indicators and built-in speaker provide both visual and audible tone for readiness verification 4. Retrieves generic (P0