Mediasonic ProBox Universal Power Bank 7800mAh Battery Capacity 2 X USB Charge Sanyo Battery Cell Made in Japan. Two USB ports to charge two USB devices simultaneously, Charge most of mobile devices including smart phones, tablets, and digital cameras with standard USB 5V power input One USB port up to 2.1A current output support fast charging for most smart phones and mobile devices, One USB port up to 1.2A current output support fast charging for most smart phones and mobile devices 7800mAh Sanyo Battery Cell Made in Japan, Triple safety protection design for safety and reliable usage LED light indicator for Battery Capacity, Power On / Off button, Design and Manufactured in Taiwan Safety Protection: Cell overcharge, Cell over-discharge, Cell over-current, USB port short-circuit protection, USB port output current protection, Input voltage protection