V6 game engine chip, strong performance. New mouse appearance details improved design, more comfortable, more sensitive feel, improved appearance and grip, further improved arc. Intelligent connectivity. no need to code, plug & play Built-weight iron, feel comfortable, mobile and stability Compatible with XP, Vista, 7, ME,2000 and OS Name: Wired mouse Model: V6 Working mode: Photoelectric Interface type: USB Refresh rate: 6600 / s RGB color LED lights to breathe Custom DPI switch: 1000/1500/2000/3000 / 4000dpi. Switch life: 20 million cycles Buttons: 6 buttons with scroll wheel (two side buttons, one DPI switch) for laptop and PC users USB cable up to about 1.5m size:10*7*3CM Material:ABS colour:black Package Contents: 1 * V6 wired mouse Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.