Logitech 910-004798 B170 RF Wireless Black\n\nWireless Mouse, USB, 1AA battery, Black\n\nReliable 2.4Ghz wireless\n\nStrong, consistent wireless connection from distances up to 10-meters (33-feet) away. With virtually no delays or dropouts, you\u2019ll work and play with confidence.\n\nTested to 10 meters, the wireless range may vary slightly based on your computing conditions and environment.\n\n12-month battery life\n\nWork for up to a year between battery changes. To extend the battery life, use the On/Off switch power off when not in use.\n\nYour battery life experience may vary slightly based on your computing conditions and how you use the mouse.\n\nPlug-and-play connection\n\nThe M170/M171 Wireless Mouse is truly plug and play. Just insert the receiver into a USB port on your computer and begin using it right away. There is no need to pair the mouse or to download software in order to begin using it.*\n\n* Download Logitech Options\u2122 to customize buttons and actions to you;