Features: 1.Rechargeable: The keyboard charges via USB C. Built in rechargeable lithium battery, long standby time, automatically enter sleep mode after 10 minutes of inactivity. 2.With Trackpad: The built in trackpad gives you a touchscreen experience without removing your hands from the keyboard, giving you a comfortable typing experience. 3.Applicable Model: For Surface Go 3, for Surface Go 2, for Surface Go keyboard, support all for Windows system. 4.Magnetic Stability: The fold has enhanced magnetic stability to adjust the tablet to the correct angle and work on your lap or desk. 5.Slim and Lightweight: Slim and lightweight, ultra thin design, portable, easy to carry and pack in a bag. specification:Item Type: Wireless Bluetooth Keyboard Material: ABS, PU Battery Model: Li Ion Battery 402030 (built In) Battery Capacity: 450mah Applicable: for Surface Go 3, for Surface Go 2, for Surface Go Keyboard Supports All for Windows Systems Function: Fn Combined Multimedia Function ABS Chocolate Key Core, Using PU Leather PackageList:1 x WirelessBluetoothKeyboard 1 x Power Line 1 x User Manual NotePlease note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.