AK300 AK300+ V1.5 Key Maker For BMW CASFeatures: 1 BMW CAS supports a diagnosis of communication directly through the OBD port or through the CAS BUS port security to read and write data EEPROM; 2 automatic analysis CAS data, automatically displays the BMW keys to use quantity; key tooth number; remote control frequency; CAS with the DME synchronization ID; keys scrapped the state, etc.; 3 supports key scrapped or restart using the old key; this technology unmatched global technology 4