1. Mobile power bank 4000mAh;
2. Capacity: 4000mAh Lithium polymer battery;

3. Strong durable aluminum case;

4. Built-in proprietary software to control and regulate temperature, voltage and current;

5. Life time: ≥500 times;

6. Input: 5V, 800mA;
7. Output: DC 5V 1A;

8. Unit size: 10.8*3.0Φ(cm);

9. LED indicator to show the battery capacity;

10. Color optional: Black, gray, green, pink and red;

11. Accessories: Gift box, velvet bag, USB cable, connectors;

12. Compatible with smart phone, iPhone/iPad/iPod, DSC, GPS, Game machines, MP3/MP4 and another devices which can be charged via 5V USB interface;

13. Orignal Samsung battery cell inside, support to charge iPhone 4S for 2.2 times.