1、ABS chocolate key core, the keyboard can be separated, using high‑end PU leather. Has a backlight effect, press FN + light can change the color, very cool, you deserve it 2、The size of the leather case is suitable for Samsung Tab S7 2020 T870/T875. The keyboard supports for Android system, which can be used in many ways 3、The keyboard is connected to the tablet computer through a wireless connection, and can be used as a protective cover or used alone, which is detachable 4、Good‑quality and long‑life keyboard mechanism, can ensure a comfortable and fatigue‑free input experience. Stylish, accurate and ultra‑thin design makes it portable 5、Adopt fully protect shockproof shell. The soft microfiber lining protects your screen and keeps the display clean. Perfect fit and access to all functions Item Type: Bluetooth Keyboard with Case Material: PU leather + ABS Backlight Effect: Yes Applicable Models: For Samsung Tab S7 2020 T870/T875 Bluetooth: Bluetooth 3.0 standard interface 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 Features: Fn combined multimedia function Support Protocol: Bluetooth 3.0/4.0/1.1 Connect the power supply through the USB interface for power supply Built-in Battery Capacity: 200mAh (polymer lithium battery) Battery Life: 3 Years Working Environment Temperature: -10℃ - +55℃ Charging Time: 3-4 Hours (8 hours to fully charge for the first time, full charge can be used later) Continuous Working Time: 100 Hours Standby Time: More than 100 days Button Life: 5 Million times Effective Operating Distance: Approx. 10meter / 32.8ft How to Use: 1. Turn on the bluetooth keyboard case and push the switch in the upper right corner from [0FF to ON]. At this time, the case keyboard will start, and the blue light will turn off after 3 seconds. 2. Then click Connect next to it. The blue light is on and the Bluetooth light is flashing. 3. Turn on the tablet, find-Settings-Turn on wireless and network-Turn on Bluetooth-Search nearby devices-[Search for the Bluetooth keyboard name of the protective case (Bluetooth keyboard)] Click to connect. This model has a backlight effect, press FN+ light can change the color 1 x PU Leather Case 1 x Bluetooth Keyboard (with backlight) 1 x Charging Cable 1 x User Manual