Designed specifically for the business professional the pro fit range is the ideal step up from entry level input devices, delivering perfomance that can be relied upon Ergonomic design matches natural hand curvature maximising comfort during prolonged use; sculpted side panels with soft rubber and contoured buttons maintain comfort and grip for the user A high definition optical sensor delivers smooth cursor control and precise tracking, further supported by the adjustable dpi settings (800, 1200, 1600 dpi) that allow the user to customise control Dedicated thumb controlled, back and forward web browser navigation reduces time required to complete web browser tasks, whilst the clickable scroll wheel is ideal for speeding through documents Secure 2.4 GHz wireless technology reduces risk of interference and is ideal for office environments Reliable plug and play operation with USB connection, the setup requires 2 x AA batteries (included) and the mouse is PC and Mac compatible Featuring a professional black and blue corporate finish, the mouse is ideal for corporate office use Equipped with Advanced Encryption Standard (AES) the device encrypts electronic data to reduce consumer vulnerability to cyber crime