【2-in-1 Design】Combines a protective case with an efficient keyboard, eliminating the need for multiple accessories and simplifying mobile productivity. 【Versatile Compatibility】Bluetooth-compatible wireless connectivity supports multiple devices and operating systems (iOS/Android/Windows), with seamless switching between devices for enhanced productivity. 【Optimized Typing Experience】Full-size or compact keyboard layout with moderate key travel provides a comfortable typing experience similar to traditional keyboards, reducing input fatigue. 【Long-lasting Battery Life】Large capacity battery ensures extended standby time, with a single charge lasting multiple days. 【Backlit Keys with Touchpad】Features illuminated keys for low-light environments and includes a touchpad for easy navigation. 【With Stylus Holder】Features a built-in stylus slot, keeping your stylus pen (not included) secure and easily accessible. Specifications: Model: A930B-AS Bluetooth-compatible Version: 3.0 Operating Range: 10 meters Modulation: GFSK Operating Voltage: 3.0-4.2V Working Current: <2.5mA Standby Current: <0.3mA Sleep Current: <40uA Charging Current: >200mA Standby Time: >100 days Charging Time: 3-4 hours Battery Capacity: 150mAh Continuous Working Time: 100 hours Battery Lifespan: 3 years Key Force: 80 ±10g Key Lifespan: 5 million clicks Operating Temperature: -10℃ to +55℃ Charging Port: Type-C