Our hardware supports all J2534 protocol software No need to register and active device. You can work on it directly. And pay more attention to protect personal privacy. When you update your device accidentally. Will not be locked. You just fall back to the correct driver version to work with. Support latest cars and do programming online (with online account). For example the GDS software works with 2021 year for GM Buick imagine, 2021 year for CADILLAC XT5. SM2 PRO J2534 VCI function:1. Read and write ECU data, 2. ECU clone, 3. Adjustment of ECU parameters, 4. ECU maintenance technique, 5. Turing chip, 6. Read the ECU map, 7. Checksum Correction, 8. Stage1-3, gearbox tuning, LC, sportdisplay, immo off, adblue off, dpf off, dtc off, vmax, spin, 9. Read flash and ep files, 10. Powertrain Adjustment, 11. Support online update, 12. Supply VR files, 13. Pinout comewwith, 14. Helpdesk and tuner accounts, 15. Reads OBD2 SM2 PRO 1.20 Supports 67 Modules to open protocols: Activate Licenses 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,29,30,31,32,33,34,35,36,38,40,42,43,45,46,47,48,50,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74 Above total 67 modules, support thousands of car brands, read and write ECU and GearBox ,power upgrade tool,clone ECU to read and write. Best chip tuning tools ! SM2 PRO J2534 VCI Pcm ECU Programmer Dongle 67 IN 1 ECU read & write v1.4 FLASH EEPROM FLASH BENCH OBD SM2 PRO hardware version: V2.21.21 Add additional features, support J2534 for Toyota (depending on the buyer's own software) Free holding free no disassembling data reading, greatly reducing the risk of destroying the ECU, bench mode., Cover opening data reading, boot mode Plug Type: US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the United States, the Philippines and so on. Voltage: AC110V Colour:Black Material:plastic Packag