HAVIT HV-S10 Ergonomic LED Stress-ease Wired Mouse with 4 Adjustable LED Colors, 2400DPI, 7 Buttons (White) Adjustable 4 LED lights Corresponding to 4 DPI, precision control with 4 DPI settings: 800 / 1200 / 1600 / 2400 7-buttons for superior productivity and efficiencyswitch freely between standard mode and multimedia mode Simple to use just plug and play. No additional software or firmware required. Ergonomic design, fits naturally in your hand All HAVIT products are backed by a full 1 year manufacturers warranty