The Xhorse Key Tool Plus is the auto locksmith's ultimate all-in-one tool for daily use, combining many features from the popular VVDI2 (XHH3), MB (XHH1) and BMW (XHH10) tools including key programming for 3rd, 4th and 5th generation, MQB, EDC17 and MED17 vehicles for VAG, CAS3(+) , CAS4(+), FEM and BDC vehicles for BMW and FSB3 keyless vehicles for Mercedes-Benz plus a range of other modules across the various brands. The latest tool is also compatible with both DOIP and CAN-FD protocols as well as the older CAN and K-Line systems