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About product and suppliers:
        Alibaba.com offers 56,271 motion detection products. About 52% of these are cctv camera, 2% are alarm, and 1% are sensors. 

A wide variety of motion detection options are available to you, such as position sensor, ray sensor, and temperature sensor. You can also choose from free samples, paid samples. 

There are 56,147 motion detection suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Hong Kong, and Taiwan, which supply 99%, 1%, and 1% of motion detection respectively. 

Motion detection products are most popular in Western Europe, North America, and Eastern Europe. 

You can ensure product safety by selecting from certified suppliers, including 10,790 with ISO9001, 5,961 with Other, and 1,242 with ISO14001 certification.