The Havit MS691 Ergonomic RGB Gaming Mouse has 7 different LED light colors that change while in use, offering soothing ambient lighting. Precision control with 4 DPI settings: 800 / 1200 / 1800 / 2400. Ergonomic design, fits naturally in your hand; USB cable length: 210 cm / 82.7 inch. 6-buttons for superior productivity and efficiency; Simple to use –just “plug and play”. No additional software or firmware required.