Type-C port only for power bank charging Anker PowerCore Essential 20000mAh Portable Battery Product Description: Ultra-High Cell Capacity: The massive 20,000mAh cell capacity provides over 5 charges for an iPhone XS, about 5 full charges for a Samsung Galaxy S10, over 4 charges for an iPhone 11, and over 2.5 charges for an iPad mini 5. Advanced Charging Technology: Anker's exclusive PowerIQ and VoltageBoost combine to provide an optimized charge for your devices, while the sequential charging mode is the best way to charge low-power accessories. Simultaneous Charging: Dual USB ports allow you to charge two devices at the same time. The USB-C port cannot charge devices. Versatile Recharging: With both a USB-C and Micro USB input port, you have more options on how to recharge. It will take about 10.5 hours to recharge the PowerCore with a 10W charger, while it will take about 20 hours to recharge with a 5W charger. The Type-C port is only for charging the power bank