Microsoft Sculpt Mobile Keyboard (T9T-00001) Equipped with Windows 8 Hot Keys so you can quickly search, share or access your devices, settings and Windows Start screen with the tap of a finger. Ultrathin, stylish design looks great at home or on the go. Comfort Curve keyboard design encourages natural wrist posture with a slight, six-degree curve. Bluetooth wireless frees up USB ports by easily connecting to any computer enabled with Bluetooth, no transceiver needed. Up to 10 months of battery life with an on/off switch that conserves battery power and a two-color battery life indicator that warns you when its time to switch batteries.