Description: This wired optical mouse is equipped with colorful breathing light effect, lets you enjoy the game's pleasure. Adopt high precision optical infrared sensor, more accurate than ordinary mouse positioning. It can be used for a long time without fatigue due to its ergonomic design. Plug and play, no driver required, easy to use. Features: Optical Sensor Adopt high precision infrared sensor, more accurate than ordinary mouse positioning. Ten Million Times Circulating Mechanical Button Support fast response to ensure smooth movement and not appear frame drop, Caton and other awkward phenomenon in fierce games. Cool Backlight Effects Colorful LED backlights let you enjoy the game's pleasure. Non-slip Wheel Scroll up and down function helps for daily office or browsing the web, anti-slip design, fast scroll, easy to operate. Ergonomic Design Symmetrical fuselage more fit palm, easy to use, fuselage contour symmetrical design, suitable for left and right hand. The mouse button adopts concave arc widening design to provide comfortable feel. Plug and Play Plug and play, high-speed USB transmission interface, improves work efficiency and transmission speed. Specification: Item name: Wired optical mouse Model: CM-818 Color: Black Material: ABS Number of keys: 3 DPI: 1200DPI Interface type: USB Scope of application: Game/Office Item size: 12.5 * 6.5 * 4cm /4.92 * 2.56 * 1.57in(L * W * H) Item weight: Approx.68.5g /2.42oz Package size: 15 * 7.6 * 4.2cm /5.91 * 2.99 * 1.65in(L * W * H) Package weight: 84g /2.96oz Package list: 1 * Wired mouse