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About product and suppliers:
        Alibaba.com offers 949 programmable countdown timer products. About 40% of these are timers, 11% are kitchen timers, and 10% are time switches. 

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

There are 950 programmable countdown timer suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Hong Kong, and Taiwan, which supply 99%, 1%, and 1% of programmable countdown timer respectively. 

Programmable countdown timer products are most popular in North America, Western Europe, and Southern Europe. 

You can ensure product safety by selecting from certified suppliers, including 227 with ISO9001, 179 with Other, and 56 with ISO14001 certification.