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About product and suppliers:
        Alibaba.com offers 1,210 smartphone otg usb flash drive products. About 18% of these are usb flash drives, 1% are memory card, and 1% are power banks. 

A wide variety of smartphone otg usb flash drive options are available to you, such as 64gb, 16gb. You can also choose from free samples, paid samples. 

There are 1,213 smartphone otg usb flash drive suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and Switzerland, which supply 97%, 2%, and 1% of smartphone otg usb flash drive respectively. 

Smartphone otg usb flash drive products are most popular in North America, Western Europe, and Southern Europe. 

You can ensure product safety by selecting from certified suppliers, including 204 with Other, 68 with ISO9001, and 47 with ISO14001 certification.