... C.MOQ:10pc High Capacity Rechargeable External Battery Charger Mobile PhoneA).Product features: 1. Built-in high-capacity li-ion polymer battery, 5000mah, to ... : li-ion polymer core, rechargeable, 500times above charging cycle,2. Hard plastic shell, white color,3. The battery capacity: 5000mah ... the mobile power electricityPress the buttons to check battery capacity. There is three LED button on shell ...