d203b Dual Elements Passive Infrared Pir Sensor
46 Per Piece
Passive infrared (PIR) sensors use a pair of pyroelectric sensors to detect heat energy in the surrounding environment. These two sensors sit beside each other, and when the signal differential between the two sensors changes (if a person enters the room, for example), the sensor will engage. FEATURES: Large detection angle Custom design is available Higher in cost-performance
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8,000 Per Piece
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