Aukey 20,000mAh power bank just $27.99 from Amazon with promo code
Speaking of power banks. Amazon is running a deal on Aukey's 20,000mAh unit. With that much juice inside, you'll be able to charge up an Apple iPhone 7 up to 6.5 times or a Samsung Galaxy S7 edge up to 3.5 times. With Quick Charge 2.0 support, compatible devices charge up to 75% faster than conventional charging.
Carrying around 20,000mAh of battery life at your beck and call is an awesome feeling because it pretty much assures you of having enough battery life to run your phone for days. And at $27.99, not too many units are going to remain available. Don't miss out on this opportunity to stop worrying about your phone's battery dying.
To order this power bank, click on the sourcelink. You'll be taken to Amazon where the regular price for the device is $43. Amazon has it listed for $34.99, but if you type in the promo code of AUK2MAHQ at checkout, the price is reduced to $27.99 for a 35% savings. And if you have Amazon Prime, it will come in two days with free shipping.
source: Amazon via AndroidAuthority