... 4.Low Price with good quality 5.factory directly new design portable power supply WITH 5000mAh polymer llithium-ion battery ... bank for small device like iPad, iPhone, Nokia, blackberry etcHard plastic shell. Charge and discharge protection. Small size, big power. ... ion polymer core, rechargeable, 500times above charging cycle, 2. Hard plastic shell, white color, 3. The battery capacity: 5000mah / 18 ...