Obdstar X-100 PRO X100 PRO Auto Key Programmer D Type OBD Software Function 1. Original from OBDSTAR 2. Free Update Online on Official Website for 3 Years 3. Inherited the overall look of the original X - 100 +, changed the new silicone button, feel more comfortable 4. Adjusted the TF card slot position in mold, fit more tightly than previous generation, card plug will not go inside the machine 5. Software downloading speed is improved by more than 50%