... sure 500 times above charging cycle..2. Two USB output socket, can also charge iPhone, iPad, mobile phones(like Nokia, Blackberry, ... -ion 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