SF-1089D For Microsoft Surface Pro 7+/7/6/5/4/3 Magnetic Keyboard with Backlit Touchpad Microfiber PU Leather - Grey ???Versatile Compatibility?? Designed for Surface Pro 3/4/5/6/7/7+,providing seamless integration with multiple device generations. ???Ergonomic Design?? Features a 12?? ergonomic angle for comfortable typing,reducing strain during extended use. ???Premium Construction?? ABS keys with scissor mechanism ensure even pressure distribution and excellent rebound for superior typing experience. ???Enhanced Functionality?? Equipped with a multi-function touchpad and smart shortcut keys for intuitive operation. ???Illuminated Typing?? Seven-color backlight feature allows for comfortable typing in low-light conditions. ?Specifications: ?Bluetooth Version: 5.0 ?Working Distance: 10 meters ?Modulation: GFSK ?Operating Voltage: 3.0-4.2V ?Working Current: 60 hours ?Battery Lifespan: 3 years ?Key Force: 80 ?�� 10g ?Key Lifespan: 5 million clicks ?Operating Temperature: -10?? to +55?? ?Charging Port: Type-C Compatible with: ?Microsoft Surface Pro 7+ Package included: ?1 x Keyboard ?1 x Cable ?1 x English and Chinese Manual