Amazon is offering the $30 RAVPower 16750 mAh power bank for $16 when you clip the on-page coupon and use the promotional code K6UQKLJY at the checkout. This power bank is portable as your smartphone that can fit any pocket. The built-in dual-port allows a user to juice up two smartphones at the same time. The power bank also ensures fueling your smartphone at least four times before it needs to be recharged.
Time-Tested Quality with Improved Design: New-look RAVPower Power Bank is 20% smaller than your iPhone 8 Plus
Compact Size but Mighty Power: 16750mAh of power fully charges an iPhone 8 for 5.5 times, iPad mini 4 for 1.9 times, or a Galaxy S8 for 3.2 times
Recharge Time Cut in Half: Charge up your portable charger twice as fast with a 2A input
Fast and Stable 4.5A Charging Output: Industry-leading output of 4.5A provides enough power
Made to Outlast: Advanced circuit chip protection technology against overcharge and short-circuit