Wireless Mouse with high-quality laser sensor enabling you to work at a resolution 800/1600 DPI. Symmetrical friendly housing for booth right or left-handed person. Provide a sure grip rubber sides and perforated surface which prevents sweating hands. It has advanced battery saving system, so that a set of batteries will last for a very long time. The small size of the nano receiver allows you to leave it in the USB port of your laptop during transport.