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About product and suppliers:
        Alibaba.com offers 9,469 wireless door sensor products. About 58% of these are alarm, 3% are sensors, and 1% are doors. 

A wide variety of wireless door sensor options are available to you, such as free samples, paid samples. 

There are 9,483 wireless door sensor suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Hong Kong, and Taiwan, which supply 96%, 3%, and 1% of wireless door sensor respectively. 

Wireless door sensor products are most popular in Western Europe, North America, and South America. 

You can ensure product safety by selecting from certified suppliers, including 3,432 with ISO9001, 637 with Other, and 538 with ISO14001 certification.