This package including VVDI2 All Functions (Total 13 Authoraztions Included) and VVDI Prog Programmer both. VVDI2 support more powerful functions and vehicles than vvdi, such as BMW, Porsche. VVDI Prog can read out the chip data in ECU. When use VVDI2 together with VVDI Prog, it will get much more powerful.