This 2-pack portable charger power bank (15000mAh) is designed to keep your devices charged while you're on the go. With dual USB output ports offering 5V 3.1A fast charging, it allows you to charge 2-devices simultaneously. Its compact design, combined with a high-density lithium polymer battery, provides a large 15000mAh capacity, ensuring you won't run out of power during outdoor activities or travel. Recharge the power bank quickly in just 4-5 hours using the USB-C or Micro USB input ports (Type-C port only supports input). The intelligent control IC adjusts the current and voltage to suit your devices, offering universal compatibility with smartphones and all USB-powered devices. It automatically prevents overcharging, overcurrent, overvoltage, and short circuits, ensuring safe and stable charging. With its lightweight, portable design, this power bank is perfect for staying connected during travel, work, or leisure. Its safety features, along with its impressive capacity, ensure that you can confidently charge your devices anytime, anywhere. Stay powered up and worry-free with this reliable portable charger.