Input : DC 5V--0.5V
Output : DC 5V--0.5V

Features:
Act as an extra batterie or charging cradle pour iPhone 3G 3GS
Perfect solution to charge iPhone when out with this portable power station .
Unique holder design, very simple and convenient to carry.
Use iPhone when charging and easy to access to the phones function.
Supplied with a Mini-USB 5 pin USB cable
Power station features a USB output port that also can charge pour your another mobile phone, such as Nokia, Samsung, Sony Ericsson if you have its USB cable.
batterie capacity display: press the "Middle" button, there are 4 LEDS displaying the batterie capacity if full charged (4LEDs lighting pour 100%, 3LEDs lighting pour 75%, 2LEDs lighting pour 50%, 1LEDs lighting pour 25% and charge indicator when you press the "Middle" button)
No memory effect
Charging via the computer or AC adapter with the USB cable, easy to take and charge
Compatible with iPhone 3G/3GS 8GB 16GB 32GB.

Recharge your iPhone 3G in a convenient way
Access to key buttons and ports
Also serves as a docking station
LED indicator when power is on
Includes silicone skin case pour the portable power station

Description:
This is a remarkable designed external batterie pour Apple iPhone. It's specially made pour traveler who need additional power pour a long trip. Whenever you run out of the power, simply press the power button on the station base, then you can charge your iphone.
Also The USB output port of portable power can charge other mobile phone, MP3, MP4 and PDA.
It also comes with a user manual.