Features: - Long-lasting high capacity mobile Battery. - Compatible for all USB Charging Device. - Built-in intelligent recognition voltage imported chip can automatically identify the mobile phone, PSP, tablets, and other digital products charge. - Precise electronic board, have prevented overcharge, discharge, prevent leakage, short circuit and high temperature resistant. - High-Quality high capacity batteries, durable. Support for fast charging, no memory effect, charging circuit number up to 1000 times. - Standard USB output, Micro/Mini USB input, simple and easy to carry Specifications - Capcity: 3.7/6000mAh - Output: 5V= 2A(Max) - Input: 5V=1A(max) What's in the box 1x Power Bank