Zotech Ultrathin Keyboard Case / Cover for iPad Air - Smart Cover and Built-in 800mAh Lithium Battery 2 years warranty! 30-Day Money-Back Guarantee! Stylish, lightweight and super-slim, the keyboard doubles as a cover with a clip-and-go magnet. Easily write messages and emails when you're on the go. Automatic pop-up stand, triggered by setting down your iPad in the stand groove, ideal for media viewing and facetiming. Rechargeable lithium battery with an industry-high capacity lasts for 6 months between charges (based on 2 hours of use per day). Opening and closing the cover turns the keyboard and your iPad on and off automatically. The keyboard automatically connects to your iPad Air when turned on.