CGDI Prog Key Programmer is 2017 and 2018 new hot key programmer, including CGDI BMW and CGDI Benz at present, both have powerful function with Affordable price, best choice for you.
CGDI BMW can support BMW CAS1/CAS2/CAS3/CAS3+ and All Keys Lost Add Free FEM/BDC Function.
CGDI Benz  can supports MB all keys lost;supports models including 211,209,204,207,212,166,246,197,172,164 +, 216.3 ,allows you to calculate the password twice free each day.