1、Support high‑speed communication and low‑power sleep mode. Use AT commands to communicate with host devices (PC, notebook, for iOS phone, for iOS tablet, etc.). 2、It has a large number of software packages available and they are fully compatible with WI‑FI OBD AUTO CHECKER. 3、Support engine operating parameter monitoring, DTC reading and clearing, MPG meter, etc. Allows you to write your own software on a specified hardware platform if you wish, because the AT commands are fully documented and very well explained. 4、Fit for vehicles from 1996 and later. Elder OBD compatible vehicles has a sticker indicates that the vehicle is OBD compatible. Model year 1996 and newer vehicles are compliant by default, and will not have this sticker. 5、Manufactured according to the original production specifications, in line with strict quality standards, which is dependable to use.