PowerCase F1
iPhone 3G/3Gs Battery Charger F1

F1 is designed specifically for iPhone3G/3Gs as an external batery pack. With a capacity of 1300mAh. Embedded with re-chargeable polymer lithium battery.It also can re-charged via its own micro-USB cable. F1 comes with 3 power capacity Indicators, an assisted light for camera and is form-fitted for the iPhone 3G/3Gs making it convenient and easy to carry.

• Rechargeable lithum polymer battery Talk Time:
  Up to additional 4 hours (3G Network)
  Up to additional 8 hours (2G Network)
  * Internet Use:
  Up to additional 4 hours (3G)
  Up to additional 4.5 hours ( Wi-Fi)
  * Standby Time: Up to additional 240 Hours
  * Audio Playback: Up to additional 17 Hours
• Video Playback: Up to additional 5 hours
• Capacity: 1300 mAh
• Output voltage: 5V
• Output current : 500 mA max
• Cycle Life: 500 times
  
• LED Battery Indication
• LED Flash