Bettery Portable mobile Power projector 1.color:customized 2.capacity:4400mah 3.usage:mobile,IPAD,GPS,PSP,CAMERA Bettery Portable mobile Power projector 1. Capacity: 2000 mAh2. Output voltage: 5 V3. Output current: 1000 mA (Max)4. The input voltage: 5 V5. The input current: 1000 mA (Max) 6. Circle life: > 500 times7. Working temperature: -10°C to 40 °C8. Storage, transportation temperature:-20 °C ...