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About product and suppliers:
        Alibaba.com offers 16,698 3 watt laser products. About 11% of these are laser cutting machines, 8% are laser engraving machines, and 6% are laser lights. 

A wide variety of 3 watt laser options are available to you, such as free samples, paid samples. 

There are 16,703 3 watt laser suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Taiwan, which supply 99%, 1%, and 1% of 3 watt laser respectively. 

 watt laser products are most popular in North America, Domestic Market, and Western Europe. 

You can ensure product safety by selecting from certified suppliers, including 3,873 with ISO9001, 1,967 with Other, and 430 with ISO13485 certification.