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 (1200 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 Radio Frequency wireless connectivity offers more freedom for people who want to control devices and play games from a distanceOptical LED for smoother movement and hassle-free performanceScroll wheel provides convenient and easy navigationThe symmetrical shape lets left as well as right handers use mouse with ease