Switch indicating the type of car power at a given moment (petrol/gas) and the level of gas in the tank. It is designed for ALEX OPTIMA and ALEX IDEA systems and its attractive design guarantees an aesthetic look on the cockpit.

Apart from indicating the current type of supply and the level of gas in the tank, the OPTIMA control unit enables the selection of the type of supply, informs about changes in the type of supply and system errors, adjusts the volume of the sound signals and the intensity of the backlight. It has an emergency car start function on gas.