Smooth and hassle free connection with 2.4 GHz wireless technology Ergonomic and comfortable design with Matte Surface , Fits snug in the palm of your hand 1200 DPI Wireless Mouse with Powerful Censor,High Precision Optical Engine Long working distance up to 8 meters It is convenient no need any driver plug and play directly The ideal optical mouse for high speed work in wireless mode Receiver Placed inside the Battery Component