Features: Bluetooth-compatible 3.0 wireless fast link, polymer battery long standby, strong magnetic adsorption, comfortable button feel. Bluetooth-compatible keyboard only.other accessories demo in the picture is not included! Comfortable, breathable and heat dissipating, not hot for a long for time. Compared with other keyboards, the battery capacity is larger and the standby for time is longer. Four-driven bezel design provides everyday- for protection for the screen. With magnetic suction function, it is very convenient to attach the pen, and it is not easy to roll off. brand new and high quality Ultra-thin and lightweight 7mm style, better than the original, easy to carry. Specifications: Item Name:Bluetooth-compatible Wireless Keyboard Backlight: Yes Effective operating distance: 10 meters Modulation: GFSK Working voltage: 3.0-4.2V Working current: <8mA (when the touch- panel is working) Standby current: <0.3mA Sleep current: <40uA Charging current: 100mA Standby time: more than 120 days Charging time: 2-3 hours Lithium battery capacity: 550mAh Continuous working time: 100 hours Lithium battery life: 3 years Press force: 80 ± 10g for Key life: 5 million clicks Working temperature: -10 ~ + 55 ℃ Charging interface: type-c Applicable Model: For Microsoft Surface Pro 8 Size: approx. 289x225x7mm/11.38x8.86x0.28in Package Includes: 1PC x Keyboard 1PC x Instructions 1PC x Charging cable note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!