【2-in-1 Design for Convenience】This versatile case doubles as both a Bluetooth-compatible keyboard and a protective tablet case, offering complete functionality in one sleek design. 【Magnetic & Detachable Keyboard】Featuring dual-magnet design for stable attachment, the keyboard is easily detachable and securely stays in place with magnetic adsorption. 【Responsive & Comfortable Keyboard】Equipped with chocolate keys for a smooth typing experience, the keyboard supports a variety of touch gestures for easy and efficient tablet operation. 【Built-in Lithium Battery & Long Battery Life】The Bluetooth-compatible keyboard comes with a built-in lithium battery, offering long-lasting use and convenient recharging for hassle-free operation. 【Durable PU Leather Case】The case is made from a combination of high-quality PU leather, ABS, and TPU materials, providing long-lasting durability and all-around protection for your tablet. Specifications: Bluetooth-compatible Connection Distance: ≤10m Operation Voltage: 3.0~4.2V Operation Current: <2mA Standby Current: <0.3mA Shutdown Current: <40μA Charging Current: 100mA Uninterrupted Operation Time: >50 hours Standby Time: > 100 days Charging Time: 2-3 hours Lithium Battery Capacity: 200mAh Lithium Battery Life: 3 years Operating Temperature: -10 to 55℃ Materials: TPU+PU+ABS Compatible with: for Samsung Galaxy Tab A9+ (SM-X210, SM-X215, SM-X216)