Anker的便携式备用电池现在几乎半价，投资更划算

Source: The Verge

Anker 521 PowerHouse 概览

Anker 的 521 PowerHouse 可为多达六个设备供电。

Winter storms across the country are bringing heavy snow, rain, and — in some cases, as this Californian who briefly lost power a few days ago can attest — outages. If you want to prepare, Anker’s 521 PowerHouse can help keep your essential devices running.