On December 19, Xiaomi has started to officially sell Xiaomi 20,000mAh Power bank 2, according to its design, there is no big change compared with the first generation, the main improvement is in replacing the polymer battery and supporting Dual USB Output and QC3.0.

According to comparison of Xiaomi 20000mAh Polymer Power Bank 2 VS Xiaomi 20000mAh Power Bank, the length and width of mi power bank 2 have been reduced, and the thickness has been increased, the curved edge becomes large, in general, it becomes more compact.

As for compatibility, it supports QC3.0 for Xiaomi MI5, Huawei Mate 9 FCP Quick charge (9V) to be compatible with apple devices, although mi power bank 2 is not the first one to support Huawei FCP quick charge for its power banks, previously, PLM03ZM in Xiaomi 10000mAh battery power bank advanced version bundle version can support Huawei Hisilicon quick charge, so for Huawei users, they can choose this xiaomi power bank 2 for phone charging.
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