ZAAP(USA) Ultra Slim Bluetooth Universal Keyboard for iPad Air...

Enjoy superior functionality with this wireless Bluetooth keyboard.
Cross-compatible: Works equally well with iOS, Android, and Windows, with shortcut keys optimized for all four systems
Advanced Bluetooth version ensures up to 33 Feet wireless connectivity
Compact and light: 30% smaller than traditional clunky keyboards and as light as a billiard ball (6.7oz)
Enjoy quick, quiet typing on this comfortable keyboard
Shortcut keys save you time launching tasks or controlling media, Long battery life: With replaceable AAA batteries and power-saving mode, this keyboard lasts for more than 3 months at a time