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About product and suppliers:
        Alibaba.com offers 3,943 wifi door sensor products. About 34% of these are alarm, 17% are video door phone, and 10% are remote control switches. 

A wide variety of wifi door sensor options are available to you, such as door, personal, and auto. You can also choose from paid samples, free samples. 

There are 3,966 wifi door sensor suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Hong Kong, and Turkey, which supply 98%, 1%, and 1% of wifi door sensor respectively. 

Wifi 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 1,451 with ISO9001, 233 with Other, and 120 with ISO14001 certification.