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About product and suppliers:
        Alibaba.com offers 12,145 house detector products. About 10% of these are alarm, 1% are gas analyzers, and 1% are industrial metal detectors. 

A wide variety of house detector options are available to you, such as personal, fire, and auto. You can also choose from optical sensor, current sensor, and resistance sensor. As well as from free samples, paid samples. 

There are 12,145 house detector suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of house detector respectively. 

House detector products are most popular in North America, Western Europe, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 3,588 with ISO9001, 3,288 with Other, and 2,551 with ISO13485 certification.