Amazon offers QiSa 15800mah Power Bank for $20 with a direct discount. Usually sold for $28, the offer today saves $8.
The power bank comes with a charging cable for iphone/micro/Type-C so you don’t need to carry your charging cable around.
The display of the percentage battery helps you to control the power more accurately and no longer worry about power exhaustion.
Fluctuation voltage is converted to a stable voltage by upgraded built-in smart chip charging speed increased by 2 times, faster and more stable to auto-filter any risk.