Power Tube 4000 is "Made for iPod" & "Made for iPhone" certified. With a built-in Apple 30pin connector, you can easily charge your iPhone / iPod any time. 4000mAh battery capacity gives your iPhone 4 two times of battery.

A built-in female USB port ensures its compatibility to most mobile phones and game consoles, simply use the original detachable USB charging cable of your gadgets (phone or game consoles) and it starts providing juice to your gadgets when needed.

The built-in male USB is designed for convenient re-charge without any cable through a powered USB equipment, the indicators tell you the status of charging. A simple press on the button on top will tell you how much juice left of the power tube, red means below 30%, green means 30-70% and blue means 70% up.

Features:
- Compact in size
- Luxury metallic casing with durable laser etching logo
- 10 adaptor TIPS included for iPhone / iPod / iPad, Blackberry, HTC, Motorola, LG, Sony Ericsson, Samsung, PSP, Nokia, Nintendo DSL / DSi / 3DS and other mobile phones and portable game consoles
- Charging status indicator
- Battery level indicator
- Built-in LED torch light
- "Made for iPod", "Made for iPhone" & "Made for iPad" certified

Specifications:
- Output: 5V 1A
- Input: 5V 1A
- Cycle Life: 500times
- DC Charging Time: 3 - 4hours
- Battery: Li-polymer battery
- Capacity: 5500mAh
- Operating Temperature: -10 - +45℃
- Dimension: 108.5(L) × 30.4(W) × 21.4(H)mm