Autel Imkpa Key Programming Accessories Kit, compatible with the XP400Pro Key and Chip Programmer, includes 12 adapters for the XP400Pro that enable Read / Write / Erase for Mercedes Benz ESL_W209 / W906 Data, Mercedes Benz NEC Key Learning, BMW EWS3 Key Learning, and Volkswagen / AUDI / BMW / Benz Key Unlock.