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About product and suppliers:
        Alibaba.com offers 17,046 portable power banks products. About 94% of these are power banks, 1% are charger, and 1% are rechargeable batteries. 

A wide variety of portable power banks options are available to you, such as free samples, paid samples. 

There are 17,096 portable power banks suppliers, mainly located in Asia. The top supplying countries are China (Mainland), United States, and Hong Kong, which supply 99%, 1%, and 1% of portable power banks respectively. 

Portable power banks products are most popular in North America, Western Europe, and South America. 

You can ensure product safety by selecting from certified suppliers, including 13,918 with Other, 2,996 with ISO9001, and 1,305 with BSCI certification.