... strain. 5. bluetooth 3.0. 650mah rechargeable Lithium battery. Description1.Ultral-thin, laptop style hard keyboard, Multifunctional and ... 700mah rechargeable lithium battery. the ultra thin style of classic briefcase characterized a ... unit. 8.Ipad Function key Main Screen/ Esc, Virtual keyboard, Search, Preview photo , Rotate,Doman, Alt, Copy, Paste, Cut ...