Self Learning PATS data bypass kit is for 154 Honda and Acura vehicles and no additional programming required. Functionality varies depending on the vehicle. It Includes a 2-way data link communication port for Honda and Acura vehicles. It is stable from 4.5 to 25 volts, and to -40 degrees Celsius and it includes 2 step programming procedure with simplified and fool-proof installation instructions. The self learning algorithm allows the module to detect the type of vehicle and adjusts automatically.