Redmi Power Bank 10,000 mAh with 10W fast charging Dual input ports In step with mainstream trends, the 10,000mAh Redmi Power Bank with 10W fast charging is equipped with two input ports, one micro-USB port and one USB-C port. All you need is a genuine Android cable* to charge compatible devices or charge the portable charger on its own. Dual output ports Redmi Power Bank 10,000 mAh with 10W fast charging has two USB-A output ports capable of charging two smart devices at the same time.