Features: Specifically for Surface Pro7(2021 new version)/Pro7 (2019 new version)/Pro6 (2018new version)/5 (2017 new version)/Surface Pro4 12.3inch Touchpad. Please carefully check your Tablets model. Turn your Tablets directly into a laptops; The keyboard is magnetically to tablets much like a laptops. The Bluetoothcompatible5.0 connection allows the keyboard to be detachable, and the Bluetoothcompatible connection is within 10meters. And it supports Win10 Multiple touch precisions Touchpad - upgraded to a large Touchpad. With a precise Touchpad, you can perform multiple touch gestures such as pinching, zooming, slidings, and clicking, providing smooth experience; Strong magnetic suctionlink, firmly to the Tablets . can be separated at any time when not need; Switching freely between tablets and laptops Specifications: Standard Bluetoothcompatible5.1 Effective working distance of 10meters Modulation method: GFSK Working voltage: 3.0-4.2V Working current:less than 2.5mA Standby current:less than 0.3mA Sleep current:less thab 40uA Charging current: more than 200mA Standby time:more than 100days Charging time: 2-3hours Battery capacity: 250mAh/450mAh (backlit) Sustainable working hours:more than 60 hours Battery life: 3years Button force: about 80g Button lifespan: 5million clicking Charging method: TypeC Color：1/2 Types: With Backlit/Without Backlit Package Includes: 1pc Data Cable 1pc Keyboard 1pc Manual note: Due to the problemsof lighting effectsand shootingangles, there may be tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.