Volumetric detector PIR of exterior route I remove Power G. Coverage of 12m, 90 º. Visible indicator of quality of link. It minimizes false alarms while he assures the efficient detection of royal threats. Technology Octa-Quad. I design anti-vandálico. Optics of black mirror to obtain an exceptional immunity to the false alarms. There works with 2 batteries of lithium of 3V type CR123A. Dimensions: 157 x 147 x 124 mm.