Unlike Bluetooth keyboards, the iKey30 doesn't require batteries — it gets power from your iPad's dock-connector port.
Quoted from iKey30 Wired iPad Keyboard Offers Unique Features on ipad 3 features – Yahoo! News Search Results
30 Pin Wired Keyboard for 30 Pin iDevices (IKEY30) $ 59.99 & FREE shipping on orders over $75 Full sized keyboard designed to make it convenient to type comfortably wherever you are. Like most of the standalone (non-case) iPad keyboards out there, the iKey30 is a full-size keyboard with standard-size keys. Macally iKeyLT : Full Sized for iPhone, , and iPod Touch The Macally iKeyLT is a full sized for iOS devices with the lightning connector. The iKeyLT version is designed for Macally Wired Keyboard for 30-Pin Buy Macally for 30-Pin iDevices featuring For 30-Pin , iPhone, iPod touch, Scissor-Key Switches, Multimedia and Shortcut Keys, Portrait/Landscape Stand for , LED Indicators, Plug and Play, Compact Form Factor. Review Macally null Tags: macally, wired, keyboard, idevices, Find a Macally for 30 Pin iDevices at Staples.ca. Read reviews to learn about the top-rated Macally for 30 Pin iDevices. Macally's Full size provides a fast and comfortable typing experience with enhanced scissor-key-switches thin keycaps with sensitive and responsive touch. The price is right, too: $50. But remember — you can use any Bluetooth via the camera connection kit. And whichever route you go, you can’t charge the while using it.