iphone Power Station also allows you to charge itself through USB cable, and at the same time recharging your iPhone 3G on-the-fly.
- Test button for checking the power station’s current capacity
- Animated LED indicator when charging is in progress
- Capacity: 1000mAh
- Input: 5V/500mA
- Output: 5V/400mA (max)
Currently available at Brando.com for as low as $25. Which is cheaper compared with Kensington or iPhoneNeck.