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About product and suppliers:
        Alibaba.com offers 41,348 pir motion sensor products. About 18% of these are alarm, 12% are sensors, and 5% are night lights. 

A wide variety of pir motion sensor options are available to you, such as speed sensor, temperature sensor, and ray sensor. You can also choose from inductance sensor, optical sensor, and hall sensor. As well as from switching transducer, digital sensor, and analog sensor. And whether pir motion sensor is free samples, or paid samples. 

There are 41,206 pir motion sensor suppliers, mainly located in Asia. The top supplying countries are China (Mainland), South Korea, and India, which supply 97%, 1%, and 1% of pir motion sensor respectively. 

Pir motion sensor products are most popular in Western Europe, North America, and South America. 

You can ensure product safety by selecting from certified suppliers, including 10,027 with ISO9001, 1,988 with Other, and 1,708 with ISO14001 certification.