Siren piezoelectrica with lanzadestellos for interior applications. Designed, made and certified according to norm EN54-3. Made of ABS of red color. Connections for siren and flash separated. Protection degree IP54. Acoustic power (90 dB). I consume of 12 mA. Tension of supply between 15 V and 30 V. Temperature of functioning between-10 °C and 50 °C. Dimensions: Ø 100 x 35 mm.