ABS Chocolate Keys: 1mm ultra-short keystroke keys, faster typing, improved efficiency, more comfortable feel, silent typing Magnetic Adsorption: Magnetic strip adsorption design, can be quickly installed and removed Large Touchpad: The integrated large touchpad allows high-sensitive multi-gesture controls Colorful Backlight: With colorful backlight design, more beautiful and cool Fashion Appearance: ultra-thin design, using PU leather and microfiber velvet material, high-end and stylish Use tutorial: After turning on the machine, press FN+Z to activate Bluetooth. When the Bluetooth-compatible light starts to flash blue and red, search and connect Specifications: Bluetooth-compatible: 5.3 Main material: PU+ABS+microfiber velvet Functional features: Fn combination multimedia function Charging interface: Type-C Lithium battery capacity: 450mAh Working environment temperature: -10 to +55 Charging time: 2-3 hours Usage time: 95 hours Standby time: 60 days Key life: 500 million times Effective operating distance: 10 meters Compatible with: Microsoft Surface Pro 5 Microsoft Surface Pro 3 Microsoft Surface Pro 4 Microsoft Surface Pro 7 Microsoft Surface Pro 7+ Microsoft Surface Pro 6 Package included: 1 x Bluetooth-compatible Keyboard 1 x Charging Cable 1 x English User Manual Other items not included