20000mah mini power bank portable charger mirror screen led digital display powerbank external battery pack pover bank poverbank

it incredibly compact for a 10000mah power bank, weighing just 0.43lb/6.9oz and only 0.9 inches thick. design is easy to hold, easy to toss into a bag, and incredibly portable. we leverage our breakthroughs in fast charging technology to bring you the safest high-speed charging experience. each of them fully charges 3.5 times for iphone 8, 3 times for iphone x, 2.5 each has 2 usb output ports that detect all the connected devices and efficiently distribute the current output up to 5v/2.1a.the micro and type-c ports can fully refill the battery itself in 4-5 hrs.syi