Feature: 1. Equipped with a pen slot and a sensitive touch control panel, the keyboard can be separated, and the appearance is stylish and beautiful. 2. Suitable for Lenovo Tab Pro 11.5in J706F/J716F tablet, and supports for Androidsystem, which can be used in many ways. 3. Made of high‑quality materials, this wireless keyboard is sturdy, durable, long‑lasting, and provides a comfortable and fatigue‑free input experience. 4. There is a shock‑proof shell and a soft microfiber lining to protect the screen and keep the display clean. 5. Removable, portable, light in weight, easy to carry, can be carried around, simple to operate and convenient to use. Specification: Item Type: Wireless Removable Keyboard Material: ABS, PU Applicable Models: for Lenovo Tab Pro 11.5in J706F/J716FBT: BT 3.0 Modulation Method: GFSK Working Voltage: 3.0-4.2V Working Current: <2.5mA Standby Current: <0.3mA Sleep Current: <40uA Charging Current: >200mA Keystroke Force: 80 ± 10g Built-In Battery Capacity: 200mAh (Polymer Lithium Battery) (Shipped with Built-In Battery) Battery Life: 3 Years Charging Time: 3-4 Hours Continuous Working Time: 100 Hours Standby Time: More Than 100 Days Button Life: 5 Million Times Effective Operating Distance: Approx. 10 meters / 10.9yd Equipped With: Touch Pad and Pen Slot, with Touch Control Function. Package List: 1 x PU Leather Case1 x Wireless Removable Keyboard1 x Charging Cable Note: Shipped with Built‑In Battery