Passive infrared outdoor detector. Spherical fresnel lens. Range of 24 x 2.3 m (12m on each side) 4 zones. Two beams to regulate coverage. Sensitivity 1.6º C at 0.6 m / sec. Optional alarm indicator. 3 levels of sensitivity. Internal alarm buzzer. Rejection light: H4 60W to 2.4m white (50.000Lx). Wireless, it is powered by battery (not included), it is necessary to attach a transmitter. Pulse counter: 2. RFI protection (20 V / m from 100MHz to 1 GHz). IP55. Power 3-9 VDC, consumption 3 mA max.