1. Universal compatibility 2. Durable life 3. Rapid and efficient 4.CE,RoHS,FCC Universal External Power Bank ♥Five ranges of power quantity indicator,which show power intuitively ♥Built-in over-charge/discharge protection IC, safe and precision ♥Intelligent micro-controller power management solutions, stable and high efficiency♥Elegant design, high capacity, fashionable. LED flashlight function, ...