The CHERRY MW 2400 wireless mouse is optimized for professional use in any workplace. Precise control, reliable performance and a classic design. 3-button mouse, for both left-handed and right-handed operation Nano USB receiver GS approval Optical sensor technology (1,200 dpi) Battery status indicator on mouse Almost interference-free wireless 2.4 GHz technology (range of up to approx. 33 ft.) Operation for several mice (multi-station capability) Plug & Play via USB connection