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We have many different types LDR.If u need,free to contact me.I send the price list and catalogues to you.!!spec!!fea.sending out from factory directly.good quality.low price.good service.sample for f ...
The sensors are photoelectric intrusion detection systems designed to provide an alarm relay activation upon detection of an intruder through a pair of invisible pulsed infrared beams.
Stand-Alone Sensors are P.I.R. sensors. It can sense the heat from moving objects, such as human body, and send the message to turn on your lights.
Main Products: CCTV systems, alarm systems... More
