Logitech M171 Wireless MouseReliable 2.4GHz wirelessStrong, uninterrupted wireless connection 10-meters (33-feet) away. With virtually no delays or dropouts, you will work and play with confidence. Tested 10 meters, the wireless range may vary slightly depending on your computing conditions and environment.12 months battery lifeWork up to a year between battery changes. To extend battery life, use the on / off switch power when not in use. Your battery life experience may vary slightly depending on the condition of your computer and how you use the mouse.Plug-and-play connectionThe M171 wireless mouse is really plug-and-play. Simply plug the receiver into a USB port on your computer and start using it now. No need to pair the mouse or start using the software download.Comfortable and mobileThe mouse size supports your hand for a few hours of comfortable use. The bifurcated shape and the ability to re-employ the right and left button functions to make the M171 the ideal rat for the right or left hand...