... 0. 650mah rechargeable Lithium battery. Li ion Battery * YingXin Keyboard for iPad 3 uses a 650mAh rechargeable lithium polymer battery ... one seamless unit. * Ipad Function key Main Screen/ Esc, Virtual keyboard, Search, Preview photo , Rotate,Doman, Alt, Copy, Paste, Cut ... , Play/pause, Next/Track, Mute, Volume- ,Volume+, Lock screen. Keyboard Size and Weight * Height:0.5CM * Width: 26cm * Depth: 18cm ...