mobile portable power shenzhen 1.li-ion polymer battery 2.500 timescharging cycle 3.2 USB output socket 4.portable mobile portable power shenzhen1. Built-in high-capacity li-ion polymer battery, 5000mah, to make sure 500 times above charging cycle..2. Two USB output socket, can also charge iPhone , iPad, mobile phones(like Nokia, Blackberry, Moto, Samsung, Sony Eriksson etc), digital products ...