【Premium PU Leather & TPU Case】Crafted with business-style PU leather on the exterior and soft TPU material on the interior, this case offers a sleek, professional look while providing excellent protection for your device. 【Bluetooth-compatible 3.0 Keyboard with Long Battery Life】Equipped with Bluetooth-compatible 3.0 and a 200mAh battery, this keyboard provides long-lasting, reliable performance, ensuring efficient use for both work and leisure. 【Detachable Keyboard with Secure Magnetism】The keyboard is easily detachable from the case, and its strong magnetism ensures it stays securely attached, preventing it from slipping off during use. 【Convertible Stand for Hands-Free Viewing】Transform your case into a convenient stand for hands-free movie watching, web browsing, or video calls, providing optimal comfort and usability. 【Stylus Pen Holder Loop】Designed with a practical pen holder loop, this case keeps your stylus (not included) securely stored and easily accessible whenever you need it. Specifications: •Bluetooth-compatible standard interface: Bluetooth-compatible 3.0 •Effective operating distance: 10 meters •Modulation method: GFSK •Working voltage: 3.0-4.2V •Working current: