Interlock devices for drink driving are installed by professional installers who are certified by the device manufacturer. The court will provide a list of approved installers who can install the device. Some of the most popular manufacturers of interlock devices for drink driving include Smart Start, Draeger, and Guardian Interlock Systems. When selecting an interlock device for drink driving, it's important to consider the specific requirements of your court order and the features of the device. Some devices may have advanced features such as GPS tracking, camera monitoring, and remote monitoring, which may be required for certain court orders or programs. Interlock devices for drink driving are an important safety mechanism that can help prevent alcohol-related accidents and ensure compliance with court-ordered requirements.