Logitech M171 Mouse - Svart Reliable 2.4Ghz wirelessStrong, consistent wireless connection from distances up to 10-meters (33-feet) away. With virtually no delays or dropouts, you’ll work and play with confidence.Tested to 10 meters, the wireless range may vary slightly based on your computing conditions and environment. 12-month battery lifeWork for up to a year between battery changes. To extend the battery life, use the On/Off switch power off when not in use.Your battery life experience may vary slightly based on your computing conditions and how you use the mouse. Plug-and-play connectionThe 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.* * Download Logitech Options™ to customize buttons and actions to your needs. Comfortable and mobileThe shape of the mouse supports your hand for hours of comfornn