The new Gigabyte ECO500 is an awesome new wireless mouse that uses only two AA batteries and provides up to 12 months of battery life. When used with rechargeable batteries, the mouse should last for about 2-5 years with moderate to heavy use.
The mouse itself is equipped with a 1600 DPI (dots per inch) laser sensor. The mouse also has five programmable buttons for customized gaming. With rubber grips on the sides, and a shiny black coating, the ECO500 uses 2.4GHz wireless technology that can work up to 10 meters away from the device.