Racing Car Turbo Timer Universal Digtal LED Display Red White Blue Optional Features: This turbo timer enhances the longevity of a turbo engine by ensuring a proper circulation of engine lubricating oil. It determines the optimum amount of engine idling time needed for cooling down after ignition have been switched off, and thus prevents oil coking in the center bearing cartridge assembly due to high temperatures of the turbo. It takes up very little space.Simple design, easy to install, durable. Package Includes:1 x Turbo Timer. 1 xAccessories. 1 xUser manual. Specifications: Item name: Car Turbo Timer Display color: Red White Blue Optional Size: Approx.12cm*4cm/4.72*1.57in Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 10-30mm.