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About product and suppliers:
        Alibaba.com offers 679 30w single row led light bar products. About 96% of these are auto lighting system, 1% are led wall washers. 

A wide variety of 30w single row led light bar options are available to you, such as wall washers, light strips, and grow lights. You can also choose from aluminum, aluminum alloy. As well as from free samples. 

There are 679 30w single row led light bar suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of 30w single row led light bar respectively. 

0w single row led light bar products are most popular in North America, Western Europe, and South America. 

You can ensure product safety by selecting from certified suppliers, including 110 with ISO9001, 75 with Other, and 7 with ISO/TS16949 certification.