Almost everybody knows by now what is good by having a device that supports Qualcomm's Quick Charge 2.0 standard. It will charge...quickly. The negative is that if you have amassed a stockpile of USB chargers over the years, none of your old ones can give you the speedy refuel. With Aukey's QC 2.0-compatible charger going for just $7.99, or half off of the full $15.99, after a coupon code on Amazon, you can grab one without feeling its toll on your wallet.

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