Teclast 2 in 1 Waterproof Wireless Bluetooth Removable Keyboard + Protective Leather Stand Case Cover for Teclast X98 /X98 Air 3g/p98 3g (Black) 2 in 1: Wireless Bluetooth Keyboard + Folding Leather Protective Case. Detachable and plastic wireless Bluetooth 3.0 keyboard in a tray design. You can take off the plastic keyboard from the case, very convenient to use and carry. With wireless operation distance up to 10 meters. Buit-in Lithium Rechargeable battery lasts for approximately 45 hours per charge. Energy-Saving keyboard sleep mode. Waterproof and dustproof design. Ideal for students, business persons, travellers, etc. Protect your tablet from scratches,dirty,tear and wear.When using it ,Not need take the tablet out of the case.