You not only have an iPhone, but also an Android tablet? Need a convenient way to charge the two devices at the time? Take a look at the 2-connector USB sync and charging cable, maybe it can meet your requirements.
This is a versatile and practical USB sync and charging cable that measures 19-22cm. Similar with Magic Cable Trio with three connectors, but the USB charging and sync cable just features two connectors, and available in two types including 30-pin connector + micro USB and micro USB + mini USB in order that you can use the USB cable to charge or sync your iPhone, iPod or iPad and micro USB-enabled or mini USB-enabled smartphones and other gadgets such as BlackBerry, HTC, Bluetooth headset, MP3 player, digital camera and more. But note that, the USB cable doesn’t support iPad battery charging.
The 2-connector USB sync and charging cable is available in two types, each one is priced at $5 USD. If you’re interested, jump to USBGeek for more details.