Comfortable and Mobile Comfortable mobile mouse shape is small enough to toss in a bag and the ambidextrous design guides either hand into a natural position. DPI:800-1200-1600 Plug-and-Play Connect in 3 seconds to your computer via a strong, reliable USB receiver that plugs Wireless Mouse, the long-range computer mouse works up to 33ft transmission distance.Hight-performance wireless chip Silent Design this is a silent mouse. When you are studying in the library, or when your child or husband is asleep, the silent mouse will bring you a peaceful environment and a comfortable experience. Power-Saving Design It takes only 1 AA Battery(NOT Included) to operate this mouse,6-mouth battery life and the wireless mouse will turn to sleep mode in 10mins of inactivity for energy saving, can be easily activated by clicking any buttons. PC Mouse with Universal Compatibility Work perfectly for Windows XP, Windows Vista, Windows 7, Mac OS X 10.4 etc.