Advantages - Optical sensor - Ergonomic design - Perfect for right-handed users 6 buttons, 800 - 1200 -1600 DPI, 2.4 GHz Meet the Tracer Deal mobile mouse, a perfect choice for everyday challenges. It offers reliable 2.4 GHz wireless connectivity without interference or lag. Tiny wireless receiver provides a connection you can always count on. The ergonomic design of the Tracer mouse guarantees adequate support for the hand and relieves the burden on the wrist while using the device. Optical sensor The accuracy and precision is provided by an optical sensor working at a maximum resolution of 1000 DPI. Tracer Deal mouse is always ready for you. You can enjoy its fast operation right out of the box. No special software to install, no hassle or complications – just plug in the USB nano receiver and you can start using your mouse right away.