This Smart Start Breathalyzer Ignition Interlock Device System is a reliable solution for preventing DUIs. The four-part system includes a breathalyzer, ignition interlock, and two additional components for added convenience. The brand is Smart and the manufacturer part number is SS910001500. This ignition system is perfect for those looking for an extra layer of protection against drunk driving. It is compatible with a wide range of vehicles and is easy to install. The system is designed to provide accurate readings and prevent ignition until a breathalyzer test is passed. It is a must-have for anyone who wants to ensure safe and reliable driving. Only pay for this once by purchasing it directly instead of paying them for it every month