Product description:
For an easy-to-use mouse that feels just right in your left or right hand, try the m310 wireless mouse. It offers a comfortable, contoured design with soft rubber side grips, 18 months of battery life, and our tiny, leave-in usb nano receiver that provides long-range, advanced 2.4 ghz wireless connectivity for fast data transmission and virtually no delays or dropouts. Connector/port/interface: usb 2.0; left/right hand use: left/right; mouse technology: laser; wired/wireless: wireless.

• Full-size, contoured design with soft rubber grips.
• Plug-and-forget usb nano receiver.
• Reliability of long-range, advanced 2.4 ghz wireless connectivity.
• 18 months of battery life.
• Smooth, responsive tracking and cursor control.

Package includes:
Nano receiver; (1) aa battery; user documentation.