microsoft basic optical mouse for business. form factor ambidextrous. movement detection technology optical, device interface usb, movement resolution 800 dpi, buttons quantity 3, scroll type wheel. power source cable. mouse weight 92.8 g. colour of product blackinput devicedevice interfaceusbpurposeofficebuttons quantity3scroll typewheelmovement detection technologyopticalmovement resolution800 dpirecommended usagepcscrolljanumber of scroll wheels1scrolling directionsverticaldesignform factorambidextrousproduct colourblacksurface colorationmonotoneergonomicscable length1.83 mpowerpower sourcecableoperational conditionsoperating temperature (t-t)-10 - 40 ?cstorage temperature (t-t)-40 - 60 ?coperating relative humidity (h-h)5 - 80%storage relative humidity (h-h)5 - 65%system requirementswindows operating systems supportedjamac operating systems supportedmac os x 10.1 puma, mac os x 10.2 jaguar, mac os x 10.3 panther, mac osâ¦