Passive infrared detector via radio 433 MHz. Certified EN50131, Grade 2 and Class II. Coverage 12 m / 90º. Installation height 2.3 m. DIGITAL technology with higher multilevel processing of the pyrosensor signal, exceptional behavior at high temperatures. Automatic cut-off in the case of repeated activations. Immunity to white light. Deactivation time during room occupation of 3 minutes. Detector test system. Fully supervised: low battery, tamper, fault. It works with 1 lithium battery, type CR123A of 3V, supplied. Battery life 5 years. Dimensions: 108 x 64 x 54 mm.