The business-style leather case is made of PU leather + soft TPU material •2-in-1 design, it is not only a Bluetooth keyboard protector but also a tablet case With Bluetooth keyboard 3.0, 450mAh long-lasting lithium life, durable to use The keyboard can be disassembled from the case, and the strong magnetism makes the keyboard not easy to fall off With built-in touchpad function, it will offer a great aid when you do not have a mouse in hand •Can be converted to a supporting stand for hands-free movie watching and web surfing Pen holder design can store your stylus pen (not included) Specifications: •Bluetooth standard interface: Bluetooth 3.0 •Effective operating distance: 10 meters •Modulation method: GFSK •Working voltage: 3.0-4.2V •Working current: ＜ 2.5mA •Standby current: ＜ 0.3mA •Sleep current: ＜ 40uA •Charging current: ＞ 200mA •Standby time:>100 days •Charging duration: 3-4 hours •Lithium battery capacity: 450mAh •Sustainable working hours: 100 hours •Lithium battery life: 3 years •Button force: 80 ± 10g •Key lifespan: 5 million clicks •Working temperature: -10-+55 ° C •Charging port: Type-C •Product size: 26.6*19.3*2cm Compatible with: •Huawei MatePad Air 11.5 inch (2023) Package included: •1 x Tablet Case •1 x Bluetooth Keyboard •1 x Data Cable •1 x English and Chinese User Manual •Other items not included