... fast delivery Wireless keyboard with leather case for ipad Specifications: Capacity: 4000mAh1. Core type: li-ion polymer core, rechargeable, 500times above charging cycle,2. Hard plastic shell ... , white color,3. The battery capacity: 5000mah / 18.5 Wh4. Input, mini-USB 5V / 1A ... contact us,we'll reply you ASAP by email. Wireless keyboard with leather case for ipad