This device acts as a small on-board computer. It allows real-time monitoring of two important parameters in the vehicle - engine coolant temperature and on-board voltage. There is no need to talk about the importance of these values. The device is suitable for cars with voltage 12 and 24V and in this respect is considered universal. The size of the device is 100x56 mm, the data is displayed on a compact LCD.  When ordering you can decide the size of the coolant temperature sensor, under your engine. Installation is simple, the necessary wiring is included.