... polymer battery, 5000mah, to make sure 500 times above charging cycle..2. Two USB output socket, can also charge iPhone, iPad, mobile ... polymer core, rechargeable, 500times above charging cycle,2. Hard plastic shell, white color,3. The battery capacity: 5000mah / 18.5 Wh4. ... GW 13.5KG, NW: 11.5KG. KOMAY Portable power pack for iPad, iPhone and other brand cell phone, 5000mah capacity, white color