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About product and suppliers:
        Alibaba.com offers 7,857 24 hour timer products. About 26% of these are timers, 13% are time switches. 

A wide variety of 24 hour timer options are available to you, such as free samples, paid samples. 

There are 7,806 24 hour timer suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Hong Kong, and Taiwan, which supply 99%, 1%, and 1% of 24 hour timer respectively. 

4 hour timer products are most popular in North America, Western Europe, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 3,539 with ISO9001, 1,297 with Other, and 1,234 with ISO14001 certification.