Car OBD2 Diagnostic Scanner Code Reader with Battery Voltage Test Function for Auto Check Engine Light Features： 1、Function: Read and clear the engine diagnostic code, view frozen data, retrieves the I M readiness status, view vehicle information, waveform display, data playback, printing. 2、Display: 3.97 inch color LCD screen, 800x480 pixel TFT color HD display, wide voltage range of 8‑36V, overcurrent, overvoltage protection function, and six languages support. 3、Battery Detection: Determine whether the battery needs to be replaced by real time voltage detection, battery impedance detection, and how much power is left after a full charge. 4、Practical: Could quickly test the cold start current, internal resistance, supports for nine main protocols, suitable for Android, and for Windows software platform. 5、Fine Workmanship: Professional manufactured, exquisite workmanship with unique design, has stable performance, ensure fast response, high accuracy and reliability. Specification： Item Type: OBD2 Scanner Battery Tester Material: ABS Function:  1. Read the error and clear the diagnostic code (usually and specified factory) and display its meaning 2. Easily determine the reason for checking the engine light 3. View frozen information board data 4. I M ready status display 5. Retrieve vehicle information 6. Data flow 7. Real time curve 8. Retrieve speed information 9. Support for multiple languages: English, French, German, Chinese 10. Quickly test the cold start current, internal resistance, battery life and remaining energy of the 12V start up lead acid battery to determine whether the battery needs to be replaced by: real   time voltage detection, battery impedance detection,and how much power is left after a full charge period (SOC) current battery charging value (SOH), current cold start detection (CCA) Specification: Main Control Chip: ST Software Platform: for Android, for Windows Operating Voltage: 8V-36V Working Current: 35mA Standby Current: 25mA Working Temperature:-20-+65℃ Working Humidity: Less than 60% Supported Protocol: 1.For SAE J1850 PWM (41.6Kbaud) 2.For SAE J1850 VPW (10.4Kbaud) 3.For ISO9141-2 (5 baud init, 10.4Kbaud) 4.For ISO14230-4 KWP (5 baud init, 10.4 Kbaud) 5. ISO14230-4 KWP (fast init, 10.4 Kbaud) 6.For ISO15765-4 CAN (11bit ID, 500 Kbaud) 7.For ISO15765-4 CAN (29bit ID, 500 Kbaud) 8.For ISO15765-4 CAN (11bit ID, 250 Kbaud) 9.For ISO15765-4 CAN (29bit ID, 250 Kbaud) Package List： 1 x OBD2 Scanner Battery Tester 1 x Cable 1 x Wiring with Clip 1 x Manual 1 x Diagnostic Package