The 20,000-mAh Redmi Fast Charge Power Bank has two USB-A output ports, each with a maximum output of 18 W.It also has two input ports, a USB-C and a Micro-USB port, each with a maximum input of 18 W.A smart power bank that offers more efficient charging and discharging and saves you valuable time.Charging for Redmi Note 73.5 timesCharging for Redmi K203.5 timesCharging for Mi 94.5 timesCharging for iPhone XS4.7 timesDual USB-A outputOne is not enough, two is perfectThe 20,000-mAh Redmi Fast Charge Power Bank has two USB-A outputports, each with a maximum power of 18 W when used alone.The combined output of the two ports can reach 5.1 V/3.6 A, so it canbe used to charge both phones and tablets.The 20,000-mAh Redmi Fast Charge Power Bank has two input ports,a USB-C and a Micro-USB port, making it fully compatible with standardAndroid device cables* and ensuring fast charging of the power bank itself.