EC Technology 4000 DPI Gaming Mouse with Colorful Light 5 Programmable Buttons For gamers: up to 4000 DPI, 6469 FPS, Up to 1000 Hz polling rate, 30G Acceleration, 100-150in/s cursor speed, and an Avago 3090 Laser sensor. Ergonomically designed, Omron micro switches provide crisp, firm clicks. long-term use without fatigue. Smart Breathing Light Cheering For You, 4 colors(red green blue purple) match 4 dpi 800 1600 3200 4000 Respectively. Lightweight, 6ft, braided-fiber USB cable with gold-plated USB connector Interference and a reliable connection. Package contents: EC Technology 4000 DPI Optical Gaming Mouse, user manual.