Vgate Scantool Maxiscan VS890 use method

Vgate Scantool Maxiscan VS890:
http://www.obdii365.com/wholesale/vgate-scantool-maxiscan-vs890.html
VS890 Function and Feature:

1. Color: Scarlet ,dark blue, Pearl Blue,Green Blue,Metal Black,Orange
2. LCD:3 inch black mask LCD, wide visible area, high contrast .The contents is readable even in strong sun shine.
3. ABS+PC Engineer Plastic Housing (passed 6-meter free fall test.) Patent No.200830010963.5.
4. Harmless fade-resistant paint.
5. Rubber oil sprayed housing; slide, dirty, and vibration proof.
6. Passed EMI/EMC test.
7. High quality PET 6-key film keypad.(3M harmless glue)
8. CE,FCC,RoHs Certified
9. Support manually input DTC Look-up
10. Read DTCs
11. Clear DTCs
12. Data stream
13. Freeze Frame
14. I/M Readiness
15. O2 Monitor Test
16. On-Board Mon Test
17.Component Test
18. Vehicle Info.
19. Modules Present
20. Unit of Measure
21. State Emission
22. Read All DTCs(Stored DTCs and Pending DTCs)
23. Detailed help information
24.Capable of showing probable cause of a DTCs.
25.Up to 161 data items, each of them is with online help information.
26. Reset engine MIL
27.This operation will erase all DTCs , freeze frame Data , oxygen sensor data, and reset IM Monitors and MIL.