Flexible design: Curve for comfort?? flatten to pack. A perfect fit for your hand and your mobile lifestyle.</br>Power on and off: Curve to turn on. Flatten to turn off. No button to switch. A green light flashes to show the battery is working?? and then turns off to save battery life</br>Bluetooth smart: Clutter-free and reliable experience utilizing the latest in Bluetooth 4.0 technology.</br>Touch to scroll: Click. Tap. Flick. Control. Quickly brush up or down with your finger to flick into hyperfas