Amperage: Often generally known as amps, this is the device of measure that describes how fast a portable charger can ship power to a device. For instance, a 1.0 A portable charger will take some several hours to charge a phone, while a two.four A portable charger can do the https://modernsmarthealth.com/product/computers/power-bank/battery-capacity/15001-20000mah/pisen-fast-charge-power-bank-20000-mah-2-usb-portable-charger-powerbank-18650-external-battery-for-xiaomi-mi-a1-phone-poverbank/