【Premium Leather & TPU Case】Crafted with a business-style PU leather exterior and soft TPU interior, this case provides excellent protection for your device while offering a sleek, professional look. 【Bluetooth-compatible 3.0 Keyboard with Long Battery Life】Equipped with Bluetooth-compatible 3.0 technology and a 450mAh rechargeable battery, this keyboard offers long-lasting, reliable performance, making it perfect for work or play. 【Detachable Keyboard with Strong Magnetism】The keyboard can be easily detached from the case when needed, and its strong magnetism ensures it stays securely in place, preventing it from falling off during use. 【Built-in Touchpad for Added Convenience】With a built-in touchpad function, this keyboard is a great alternative when you don't have a mouse handy, providing a smooth and easy navigation experience. 【Convertible Stand for Hands-Free Viewing】Transform the case into a convenient stand for hands-free movie watching, web browsing, or video calls. 【Stylus Pen Holder Loop Design】Featuring a practical pen holder loop to store your stylus (not included). Specifications: Bluetooth-compatible: Bluetooth-compatible 3.0 Effective 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℃ Charging port: Type-C Touchpad: Yes Backlit: 3 colors