For Samsung Galaxy Tab S7 FE/S7+/S8+ Wireless Bluetooth Keyboard + PU Leather Tablet Case with Pen Slot - Black2-in-1 Tablet Bluetooth keyboard + PU,TPU protective case,convenient for a business tripThe Bluetooth 3.0 keyboard has a stable connection,a long-lasting lifetimeThe keyboard has a built-in 280mAh large-capacity lithium battery,convenient to charge and useCan be converted to a supporting stand for hands-free movie watching and web surfingThere is a slot to place your pencil device,don't worry about losing it (Not Included Pencil)Slim and lightweight design,convenient for travel,business trip,etc.Compatible with Samsung Galaxy Tab S7 FE (Model SM-T730/T733/T736/T738)/S7 Plus (Model SM-T730/T733/T736/T738)/S8+/S7 Plus/S8+(Model SM-T730/T733/T736/T738)Specifications:Battery material: lithium polymer batteryBluetooth: Bluetooth 3.0 (upward compatible with 3.0/4.0/5.0/5.1 Bluetooth devices)Effective distance: 10 metersStandby time: 100 daysContinuous working time: not less than 100 hoursCharging time: 2-3 hoursLi-ion battery capacity: 280mAhLithium battery life: 2 yearsKey life: 3 million clicksModulation mode: GFSKOperating voltage: 3.0-4.2VOperating current: 4-8mAStandby current: