Surface Pro 4 Keyboard Case, Cellaria Aluminum Series - Slim Aluminum Bluetooth Keyboard Case Stand With Touchpad For Microsoft Surface Pro 4, Silver Exclusive design for Microsoft Surface Pro 4 tablet. Precise cut-off provides full access to all ports and features Energy-Saving keyboard sleep mode, Ergonomic design. Light weight, quiet keystrokes, & spill-proof; Easy to connect Slim wireless Bluetooth 3.0 keyboard, Automatic reconnecting (without entering password). Easy to type keys, and convenient touchpad makes this keyboard a winner!