Our High-speed-Charging Technology packs a punch with a 24,000mAh battery, ensuring you're always powered up on the move, capable of charging your phone fully up to four times. Built with the latest polymer batteries, it features dual input and output with two USB ports each, efficiently distributing current output up to 5V 2.1A. With wide compatibility across various devices and robust multilayer safety protection, including surge and overcharging protection, it guarantees a reliable charging experience. Plus, LED indicators keep you informed about remaining power levels with precision.