Precision Experience performance. -Precision Laser Engine: Experience smoother cursor control on virtually any surfaces. -Tilt Wheel Plus Zoom: Effortlessly scroll side-to-side. Instantly zoom in and out. Perfect for viewing digital photos and spreadsheets. -Robust Cordless Performance: Experience a powerful and reliable signal with 2.4 GHz Digital Cordless―virtually no delays or drop outs. Comfort Work happier. -Superior Comfort: Be at ease with soft textured grip in a contoured shape -Ambidextrous: Use it with your left or right hand. -Cordless: Keep wires out of your way. -Light, Durable Design: Carry it anywhere and use it with natural ease. Convenience Simplify life. -Wireless Micro-Receiver: Store the plug-and-play receiver right into the mouse for transport. Turns the mouse off to save batteries. -Extended battery Life: Use it up to a year without worrying about batteries. -Power Management: Go longer with a low-battery light and auto-off.