USB-C input and output compatibility in multiple voltage levels up to 45W max, delivering high-efficiency fast charging.The USB-A port delivers up to 22.5W for extra compatibility with most devices. With a detachable 114mm USB-C charging cable and a retractable 155mm USB-C charging cable, this power bank offers convenient charging opportunities without external accessories.With a large capacity of 20000mAh battery, this power bank can charge multiple devices simultaneously,