Logitech M510 Wireless Computer Mouse for PC with USB Unifying Receiver - Graphite for $23

Feature :

• Experience ultimate comfort and control with our ergonomically designed mouse! Its contoured shape, soft rubber grips, and broad palm area provide the perfect support for effortless control hour after hour. Say goodbye to discomfort and hello to seamless productivity!.
• You’ve got the control to do more, faster. Flipping through photo albums and Web pages is a breeze, especially for right-handers—with three standard buttons plus Back/Forward buttons that you can also program to switch applications, go full screen and more. And side-to-side scrolling plus zoom gives you the power to scroll horizontally and vertically through your music library, maps and Facebook feeds, and zoom in and out of photos and budget spreadsheets with a click.
• 2 years of battery life practically eliminates the need to replace batteries. The On/Off switch helps conserve power, smart sleep mode extends battery life and an indicator light eliminates surprises.
• The tiny Logitech Unifying receiver stays in your laptop. There’s no need to unplug it when you move around, so there’s less worry of losing it. And you can easily add compatible wireless mice and keyboards to the same wireless receiver.