"Siren Patwal Indonesia" is an application developed only for the purpose of assisting escort of ambulances, convoys, and so on.

Referring to Law Number 22 Year 2009 regarding Road Traffic and Transportation, the use of sign lights accompanied by sirens, according to Articles 134 and 135 may be installed on vehicles that have primary rights.

The following is article 134. Road users who obtain the main right to take precedence are in the following order:

  a. Fire engine vehicles carrying out their duties.
  b. Ambulance that transports sick people.
  c. Vehicles to provide assistance in traffic accidents.
  d. Vehicle headed by the Republic of Indonesia State Institute.
  e. Leadership vehicles and foreign state officials and institutions
       international who is a guest of the country.
  f. Procession of corpses.
  g. Convoys and / or vehicles for certain purposes according to
     consideration of the Indonesian National Police officers.

The type and mode of siren offered are:

•> "Type siren (Whelen)"
          • 3 Siren Switch Modes
          • 2 Siren Button Modes