Now you can have all the reliability of a wired mouse with none of the cable clutter. The Kensington Pro Fit™ Retractable Mobile Mouse instantly retracts its cord for travel and delivers complete comfort when you reach your destination. Retractable USB cable stores inside mouse when not in use Optimised for your Windows 11 mouse needs. Advanced Blue Optical sensor tracks on more surfaces than standard optical (1000dpi) Clickable scroll wheel is ideal for speeding through documents Sculpted side panels with soft rubber panels and contoured buttons maintain comfort and grip Reliable Plug & Play operation with USB connection Designed for durability withstanding everyday drops and spills Wired 76cm cable for battery free, reliable operation Professional black and blue corporate finish complements Pro Fit™ keyboards Compatible with Windows® XP, Windows Vista®, Mac OS® X *