The Trust Verto Wireless Ergonomic Mouse with integrated on/off switch allows you to hold your hands naturally and work comfortably, even over long periods of time. For this there is a comfortable thumb rest and rubber coating for an optimal grip. The optical sensor allows you to choose between resolutions of 800/1200/1600 dpi, which can be selected via an integrated pushbutton. With 2 thumb buttons, a scroll wheel and 2 mouse buttons you are optimally equipped for all possible uses. The USB micro-receiver provides a reliable 2.4 GHz connection with a radio range of up to 10 meters. It can be stowed comfortably in the mouse. Included in delivery are 2 AAA batteries and a user manual. Enjoy plenty of freedom of movement without the hassle of tangled cables: USB wireless input devices establish a wireless connection to the receiver, which you plug into a free USB port.