[Compatibility] This case is compatible with Samsung Galaxy Tab S8 Plus 12.4 inch (Model SM-X800/X806/X808) 2022 Release, Samsung Galaxy Tab S7 FE 5G 12.4 inch (Model SM-T730/T733/T736/T738) 2021 Release and Galaxy Tab S7 Plus 12.4 inch (Model SM-T970/T975/T976/T978) 2020. It will NOT work for any other model device[High-Precision Trackpad] Built-in touchpad with Control of Pointing Feature, makes it great for turning on APPs, clicking, sliding up/down, zooming in/out and viewing[Multiple Viewing Angles] The removable keyboard is used as part of the stand for the tablet. Support 3 viewing angles and built in anti-slip grooves. Move the keyboard forward or backward along the cover of the case, you can adjust the angle of the tablet to your preference[Dual Protection] Durable PU leather cover and anti-slip rubber-lined interior provide full protection for your tablet. Soft flexible TPU back shell protect for Samsung Tab from shocks, drops and impacts. Support auto sleep/wake function by CASE ONLY mode[Turn Your Tablet into A Laptop] Real hard laptop style keyboard with high end ABS material. Not cheap silicone keyboard as other cases in market. A spring mechanism underneath each key ensures a tactile response with every stroke, helping you to type faster and with less error than on a touchscreenSpecifications:Bluetooth version: Bluetooth 3.0 (upward compatible with Bluetooth devices 3.0/4.0/5.0/5.1)Effective distance: 10 metersStandby time: 100 daysContinuous working time: not less than 100 hoursCharging time: 2-3 hoursBattery type: lithium polymer batteryLithium battery capacity: 280mAhLithium battery life: 2 yearsKey life: 3 million clicksModulation mode: GFSKOperating voltage: 3.0-4.2VOperating current: 4-8mAStandby current: