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About product and suppliers:
        Alibaba.com offers 692 safety warning device products. About 1% of these are first-aid devices, 1% are other security & protection products. 

A wide variety of safety warning device options are available to you, such as free samples, paid samples. 

There are 687 safety warning device suppliers, mainly located in Asia. The top supplying countries are China (Mainland), South Korea, and Saudi Arabia, which supply 99%, 1%, and 1% of safety warning device respectively. 

Safety warning device products are most popular in Western Europe, Mid East, and North America. 

You can ensure product safety by selecting from certified suppliers, including 239 with ISO9001, 150 with Other, and 26 with ISO13485 certification.