2-in-1 Design: The product includes a Bluetooth-compatible touch keyboard + PU leather protective case? Bluetooth-compatible Connection: Stable wireless Bluetooth-compatible connection, easy to use and has wide compatibility Detachable Design: Magnetic adsorption detachable design, built-in 108pcs strong magnets Quality Material: Skin-feel PU leather fabric, more thoughtful protection Built-in Touchpad: The keyboard is designed with a multi-function high-precision touchpad Stand Function: Supporting stand allows for hands-free media entertainment Pen Slot: With pen slot design for storage stylus pen (stylus not included) Ultra-thin: Slim and lightweight, adding no bulky feeling to your device Specifications: Battery type: Lithium polymer battery Bluetooth-compatible version: 3.0 (upward compatible with 4.0/5.0/5.1 Bluetooth-compatible devices) Effective distance: 10 meters Standby time: > 100 days Continuous working time: not less than 100 hours Charging time: 2-3 hours Lithium battery capacity: 280mAh Lithium battery life: 2 years Key life: 3 million clicks Modulation mode: GFSK Working voltage: 3.0-4.2V Working current: 4-8mA Standby current: Sleep current: Charging current: 100mA (normal) Leather case material: PU+TPU Keyboard material: ABS