Mobile DUI vehicles come with a vast selection of options, both in regard to equipment and the vehicle itself. When looking to design a DUI unit, it is important to consider what options will be needed by your team. The following are all common options for DUI vehicles:     Processing area for testing and booking     Holding cell     Work stations     Power options, such as additional generators     Exterior lighting for outside work stations     Radio and communications station     Passenger seating     Break room     Lavatory      Testing equipment Additionally, when customizing a DUI unit, the type of vehicle that acts as the basis for the upfit will need to be chosen. There are numerous options available for converting into a mobile BAT vehicle. The decision on what vehicle to utilize will primarily be determined by size needs.