... Specifications:1. Core type: li-ion polymer core, rechargeable, 500times above charging cycle,2. Hard plastic shell, white color,3. The battery capacity: 5000mah / 18 ... the mobile power electricityPress the buttons to check battery capacity. There is three LED button on shell surface means 30%, 70% ... charge the phones, iPad, iPhone etc:A. Switch on the button, B. Charge the iPad, please use the 1A USB ...