This slim 2.4GHz wireless USB optical mouse is a perfect mouse for PC or laptop. It supports 10 meters wireless working range. You can adjust the most proper place to operate. It is convent to carry with a laptop. It will automatically power off a few minutes after the computer is shut down or the receiver is unplugged. This is a useful wireless optical mouse for PC or laptop. - Color: Black - ABS material housing - 2.4GHz frequency - Plug and play - Working range: 10 meters - Resolution: 500/1000DPI - Powered by 1 x AA battery (not included) - Receiver included - With ON/OFF switch in the bottom - Automatically powers off a few minutes after the computer is shut down or the receiver is unplugged