Features: 2.4G wireless transmission, 10m transmission distance. No driver required, plug and play. 3 adjustable DPI(800-1200-1600DPI), easy to switch, accurate positioning, to meet your daily office and entertainment needs. Ergonomic design, the mouse fits your palm, comfortable to use. The mouse bottom adopts aluminum alloy sandblasting CNC integrated molding process, scratch resistant and corrosion resistant. One-key return to desktop, convenient to use. Specification: Type: Wireless mouse Color: Black/Grey/Red(optional) Connection mode: 2.4G Transmission distance: 10m(barrier-free) DPI level: 800-1200-1600DPI Key number: 5 keys Battery capacity: 500mAh Item size: 13 * 7.3 * 3.5cm /5.12 * 2.87 * 1.38in Item weight: Approx. 98.7g /3.48oz Packing list: 1 * Mouse 1 * USB receiver 1 * Charging cable