Puck Ergonomic Wireless Mouse with Optical Sensor

1. The advanced ergonomic design of the puck encourages the natural hand and wrist posture for less fatigue and sti? ness in hand during long hour usage.
2. Puck allows placing the wrist in a comfortable position to reduce the pressure on the carpal tunnel area of the hand.
3. Puck is compatible with operating systems such as Windows XP/ Vista/ 7/ 8, Mac OS and Linux. The Nano receiver can be inserted into any USB 2.0 port.
4. The DPI switch on the puck is an optical sensor with three sensitivity settings, 800, 1200 and 1600.
5. Size = medium, Length= 9 cm x Breadth = 5 cm x Height = 5 cm Adjustable DPI.