Wireless glass break detector, reacts to changes in air pressure and carries out a noise analysis at the same time (sensitivity adjustable). Occupies an address in the 9000 system. Activation is signaled by an LED. Detection range: up to 9m, minimum size of the glass surface: 0.6 x 0.6m, radio frequency: 868MHz. Operating temperature: -10 to +40°C. Incl. tamper protection. Power supply: 1 x lithium battery AA 3.6V (LST14500, included). Dimensions: 31 x 110 x 23mm.