... for small device like iPad, iPhone, Nokia, blackberry etcHard plastic shell. Charge and discharge protection. Small size, big power.3LED as ... : li-ion polymer core, rechargeable, 500times above charging cycle,2. Hard plastic shell, white color,3. The battery capacity: 5000mah / 18.5 ... to check battery capacity. There is three LED button on shell surface means 30%, 70% and 100% of the power remaining ...