Mi Power Bank 3 Pro: https://geni.us/7zH16
Full Review: http://powerupguide.com/xiaomi-mi-pow...

The Xiaomi Mi Power Bank 3 looks to be one of the best 20,000 mAh power banks for the money. With a 45W output and a massive range of fast charging standards supported, few other power banks in the category can compete on spec. We test the packs performance see how the actual performance matches up the the manufactures specification.

http://powerupguide.com/
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