10400mAh large capacity?? Cylindrical lithium-ion battery?? Suitable for smart phones?? iPod?? iPad?? Camera etc. Input: 5V 2A.</br>Dual USB ports outputs: 5V/2.4A+5V/1A Intelligent IC Auto detect the Device requirement?? Optimized charging/discharging efficiency: up to 90% conversion rate for 5V/2.4A and up to 86% for 5V/1A</br>Overcharge & over-discharge protection??Input overvoltage protection & output overvoltage protection?? Output current protection and short circuit protection.</br>Small and beautiful?? por