Key Programmer for BMW is specially designed for BMW keys, is easy operating. EWS2/3/3+, Rover75, MINI, RangeRover, FreeLander, Discovery. Ideal for lost or add keys. Support on all the BMW with EWS, (including EWS2, EWS3 and EWS4). Only use normal chip can provide the efficaciously maintenance of broken keys of BMW. Read EWS Data via K line.