Characterized by mute hit and 10m stable transmission distance, this keyboard can provide you with nice usage experience.This protective case has the ability to well protect your tablet from dust, external impact and scratch.Made of high-quality PC and TPU material, it is lightweight and durable to use.The length of the product is 26.3cm, the width is 18cm, and the height is 2cm.It is compatible for Samsung Tab A8 2021 SM-X205/X200.Item Name: Keyboard CaseMaterial: PC,TPUBT: Bluetooth-compatible 3.0 Standard InterfaceEffective Operating Distance: 10 MetersModulation Mode: GFSKWorking Voltage: 3.0-4.2VWorking Current: Standby Current: Sleep Current: Charging Current: 200mAStandby Time: 100 DaysCharging Duration: 3-4 HoursBattery Capacity: Built-in 200mAh Rechargeable Battery (Included)Sustainable Working Hours: 100 HoursBattery Life: 3 YearsKey Force: 8010gButton Life: 5 Million ClicksOperating Temperature: -10 degrees Celsius to +55 degrees CelsiusFeatures: Detachable, Thin, 10m Stable ConnectionSize Details: 26.3cm x 18cm x 2cm/10.35" x 7.09" x 0.79" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Protective Case1 x Keyboard1 x User Manual1 x Data Cable(for Android)