OPTIMUGEN Smart Digital External backup Power Bank 10000mAh Thin Lightweight for Iphone 6 6s plus 5 5s 5c SE 4 4s, Ipad mini pro, Samsung Galaxy S6 S7 Note, HTC, Nokia, GoPro, smartphones and tablet Feature dual USB output ports: one port for output as high as 5V-1A, and an intelligent port for 5V2.4A automatically adjusted current faster charging on your device Compatible with most smartphones and tablets on market 10000mAh Li-polymer battery, able to charge 3.5 times iphone 6, 1.3 times ipad mini, 2.5-3 times samsung Galaxy s5 Compact & Portable : Our power bank charger is not only powerful, it fits your pocket, or your purse. Thin and lightweight, you can take it wherever you go and never run out of power Simple LCD Display showing charging current (A), Voltage (V), power bank remianing power (%), output used.