Feature: 1. ABS chocolate key core, keyboard can be separated, using TPU cortex, high‑grade circumstance, easy to use, very fashionable and beautiful circumstance. 2. High quality and long service life keyboard, mechanism to ensure comfortable and digestive input experience, thin design, easy to carry. 3. The leather case is very suitable for Lenovo M10 FHD PLUS 10.3inch X606F tablet, supporting for Android system. 4. This keyboard is connected to the tablet over a wireless connection, and can be used for protective sleeves or separately, detachable. 5. Realizing the shock‑resistant housing, soft ultrafine fiber lining protects your screen and keeps the monitor clean, perfectly fit and access all features. Specification: Item Type: Wireless Keyboard Material: ABS, TPU Applicable Models: for Lenovo M10 FHD PLUS 10.3inch X606F BT: BT 3.0 Standard Interface Modulation Method: GFSK Working Voltage: 3.0-4.2V Work Current: <2.5mA Stand-up Current: <0.3mA Sleep Current: <40uA Charging Current:> 200mA Buttons: 80 ± 10g Built-in Battery Capacity: 200mah (Polymer Lithium Battery) (with Built-in Battery Delivery) Battery Life: 3 Years Working Ambient Temperature: -20℃ -55℃ Charging Time: 3-4 Hours ("Charge" Charging Indicator is On, Automatically Extinguished when Full Continuous Working Hours: 100 Hours Standby Time: More Than 100 Days Button Life: 5 Million Times Effective Operation Distance: 10 Meters Backlight Function: Support. Package List: 1 x Artificial Leather Cover1 x Wireless Keyboard (Backlight)1 x Charging Cable Note: With built‑in battery delivery.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.