Battery Capacity: 20,000mAh, sufficient to charge most smartphones multiple times. Fast Charging Technology: Supports Power Delivery (PD) with up to 30W output, enabling fast and efficient charging for compatible devices. Integrated Cable: Features a built-in USB-C cable for convenient use on the go, eliminating the need to carry extra cables. Power Indicator: Equipped with an LED indicator that displays the remaining battery level. Pass-Through Charging: Allows devices to be charged while the power bank itself is being recharged. Travel Safety: Approved for use on airplanes, in compliance with TSA (Transportation Security Administration) regulations.