Description : 1: Standard 3.0 Bluetooth solution 2: Effective distance 10 meters 3: Standby time: 100 days 4: Continuous working time: 70 hours 5: Charging time: 2-3 hours 6: Lithium battery capacity: 420mha 7: Lithium battery life: 3 years 8: Button life: 500 million times 9: Available colors: Black Gold Rose Gold * quiet keystrokes, waterproof and dustproof * Lightweight, compact, easy to carry and handle. [Size]: Keyboard Case For Xiaomi Pad 5 / Pad 5 Pro 11 inch 2021 Package Contents: --Keyboard + protective cover-- -1 x protective case -1 x Bluetooth Keyboard -1 x USB charging cable -1 x User Manual