Sealed optical chamber protects sensor from insects and air currents. Temperature compensation for optimum catch performance and false alarm protection. 30 V/m advanced RF protection up to 1 GHz ...

Blue Line Gen 2 Motion detectors include the passive infrared (PIR), the Quad PIR detectors and the TriTech detectors that combine PIR and microwave technologies for more advanced analysis. All models ...

Instead of actively sending out signals, PIR motion detectors passively monitor the environment for changes in infrared ...

Common motion detectors include passive infrared (PIR) and active ultrasonic and microwave. Less common types of motion detectors also include tripwires and video surveillance cameras. Passive ...

You could try placing a camera on the floor and using it in conjunction with a PIR motion sensor to check out the live view for roach activity. In these cases, the night vision on modern cameras ...