Auto Diagnostic Scanner is for different cars ,or only special for one car,such universal scanner :Autoboss v30,Carbrain C168,Autocom for car,Autocom cdp for truck,Autoboss pc max,Multi-diag;professional device such as:Ford vcm ids,Renault can clip,Lexia3 pp2000,Vas pc,Opel com,Op com,Autel DS708,BMW GT1,BMW OPS,BENZ star multiplexer,Mb star C3,GM TECH2 CANDI,BMW ICOM,VOLVO Dice,Fiatecuscan,VAGCOM V11.11.3,VCDS 11.11.3,those devices are working well,work stable,test it well before sent.