Features:
3 in 1 kit includes 2 USB ports AC power adapter(US plug), 2 ports USB car charger, 30 pin & micro USB cable(2 in 1).
The two USB 2.0 ports AC power adapter and the two ports USB 2.0 car charger are universal for all USB 2.0 devices, such as iPhone, iPad, iPod, Samsung Galaxy Tab, MP3, etc.
2 USB ports, charging 2 gears at the same time.
The US plug of the AC power adapter can be pulled out and replaceable.
The micro USB connector/interface of the USB cable is universal for all micro USB devices, like most smart phones.
The 30 pin male connector/interface of the USB cable is universal for iPhone, iPod, iPad with 30pin female port, such as iPhone 4/4s/3gs, iPad 2, etc.
Over charge and short circuit protection.
Lightweight, compact design and easy to carry.

Please note that the 30 pin interface is NOT for the new Apple products with lightning 8 pin port directly, but you can use a "8 pin to 30 pin Adapter"(Not included) to achieve the charging/sync with this 30pin cable if you like.