Promate Comfort Performance Wireless Ergonomic Mouse, 800/1200/1600 Dpi Sensor Resolution, 2405-2475MHz Frequency, 2.4 Ghz, 7-10m Wireless Range, Contour Black |

The high-definition optical sensor with dual dPi which can be changed at the click of a button tracks the mouse’s movements with smooth accuracy for optimal performance and productivity.

The tiny receiver stays in your notebook or desktop without affecting other USB ports.

Using a compact nano receiver, provides the ultimate freedom and mobility for your mouse with a completely reliable wireless connection so you can always be productive.