Features: 1) Sound pressure level: 120dB/m 2) Normal power supplying: 12V DC 3) Max. current consumption in alarm mode (siren and LED working together): 200mA 4) Very high mechanical shock resistance 5) Anti-tampering protection from cover opening and from detachment off the base 6) Circuit impregnation assures high reliability even in severe weather conditions 7) Dimensions: 195 x 145 x 65mm