Features: 1.Main Function: Helps to protect your turbo by cooling down after driving. Greatly improving the combustion efficiency of the engine, save a certain amount of fuel consumption. 2.Premium Material: The turbo timer is made of ABS plastic, ensuring excellent compact size and light weight, wear resistance, not easy to age and durable. 3.Special Design: Allows a clean and stylish installation virtually anywhere inside the car. The unique multi angle joystick button allows easy navigation through the many feature menus. 4.Features: Automatic countdown function to ensure the most optimal countdown configuration of the widest range of vehicles that the user can choose from 144 different configurations. 5.Multifunctional: First time to utilize O2 sensor voltage to calculate the necessary amount of after idling time automatically. The voltage, the oxygen content O2 and the air fuel ratio A/F can be displayed. Specification: Item Type: Auto Turbo Timer_x000D_ Material: ABS_x000D_ Display: A/F value, O2 sensor voltage, battery voltage and countdown time display. Displays A/F ration as RICH or LEAN. Warns of extremely LOW battery voltages_x000D_ Manual Mode: Allow the user to preset desired idling times from 0 sec. to 10 minutes in 16 increments._x000D_ _x000D_ _x000D_ _x000D_ Features:_x000D_ Automatically determine the necessary amount of after idling time._x000D_ First time to utilize O2 sensor voltage to calculate the necessary amount of after idling time automatically._x000D_ 144 different settings to ensure the most optimum countdown setting from the widest array of vehicle._x000D_ 16 way adjustment of countdown timing from 0-10 minutes._x000D_ _x000D_ _x000D_ _x000D_ Fitment: Suitable for all vehicles with 12 volt switching power supply.