... >=0.5V 3,Charging time:about 1-2 hours4,Output power:charging from AC,USB connector on computer.5, Cycle life ... polymer lithium batteries, long lifespan, and more safety.3.Auto power off, make better use of battery energy.4.Unique high ... circuit protection, leakage protection,etc; 5.After 72 hours aging test, the product have high performance and high stability.6.fashionable ...