Programmable Universal Box Style LED Digital Display Turbo Cool Down Timer (Black) Allows the Vehicle to Idle the Engine, for the Timed Period, with the Ignition Key Removed Universal for All Manual & Automatic Transmission Vehicles both Turbocharged or Non-Turbo Auto Mode - Precise Calculation of Cool Down Period to Ensure Proper Cool Down of Turbo-Charged Engine Digital Display - Allowing Vision during Day & Night Time