The Microsoft Arc Touch Mouse has a unique design. The mouse comes out of the box flat and you give the mouse its arc by bending it. The specs as follows:
- Flexible Design
- Curve for comfort, flatten to pack. A perfect fit for your hand—and your mobile lifestyle.
- 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.
- Touch to Scroll
- Click. Tap. Flick. Control.
- BlueTrack Technology™
- Works on difficult surfaces1—rough glossy, or soft.
- 2.4 GHz—30-Foot Wireless Range
- The 2.4 GHz wireless USB Nano Transceiver connects wirelessly right out of the box with virtually no interference and has up to a 30-foot wireless range.
- Snap-in Transceiver
- Nano Transceiver snaps into the bottom of the mouse.
- Comfort for Either Hand
- Use your mouse with your left or right hand.
- Device Stage
- Quickly and easily access common tasks, including product information, registration, settings.
- Up to 6 Months of Battery Life
[Source Microsoft]