... Low Price with good quality 5.factory directly new design portable power supply WITH 5000mAh polymer llithium-ion ... etc), digital products charging. 3. High standard safety protection design, including discharger overcharge, overload, short-circuit, lighting protection ... state. Specifications: 1. Core type: li-ion polymer core, rechargeable, 500times above charging cycle, 2. Hard plastic shell, white ...