It allows to select the kind of fuel (gasoline or CNG) manually and the change is done automatically. The engine is "usually" started on gasoline, passing over to CNG with a light acceleration, in case of "emergency" it may be started directly on CNG.

It includes a detection system of engine standstill, which in the case of an accidental standstill of the engine immediately cuts off the CNG supply, thus avoiding any risk. Through 5 light signals it indicates the tank CNG level.

Power supply voltage 10/16 Vdc.