E11203012 TORNADO TR2 12V TORNADO BITONAL ELECTROPNEUMATIC TRUMPET Compact electropneumatic horn with very powerful bitonal sound. The compressor integrated with the trumpet allows the immediate sound to be output at the push of the button. No air hose wiring is required. Quick installation with a single fastening point. Technical information 12V, Absorption 20A 112 dB(A). R.28 ECE/UN approved product