This is a high stability passive infrared detector with advanced signal analysis and processing technology, offering excellent detection and anti-false alarm performance.<br>When an intruder passes through the detection area, the detector automatically detects human body movement. If there is dynamic movement, it sends an alarm signal to the control host.<br>Suitable for security protection in family residential areas, villas, factories, shopping malls, warehouses, office buildings and other places.<br>Designed for mounting heights of 1.7m to 2.5m (recommended 2.2m) with large coverage area: 11 in the far area, 8 in the middle area, 5 in the near area.<br>Key parameters: Detection distance up to 8m, detection angle 15 degrees, self-check time 60s, current consumption 18mA (at DC12V), operating temperature -10°C to +50°C, ambient humidity maximum 95%RH (no condensation), anti-RF interference 10MHz-1GHz 20V/m, alarm output NC/NO selectable.<br>Made of ABS material, gross weight 78g.<br>Package includes 1 x Sensor, 1 x Test Line.