90% noise reductionThe Logitech M330 Silent Plus Wireless Mouse has been designed for near silent operation. With 90% noise reduction, you can click away without disturbing anybody - making it the ideal mouse for library and bedroom use late at night.Its sound has been measured by an independent lab, and verified with by Quiet Mark - a seal of approval for its silent operation.Contoured gripsDesigned for comfortable right hand use, the M330 Silent Plus has contoured rubber grips for complete control.A wooden dining table or a glass desk - it doesn't matter where you're working. The Logitech advanced optical tracking provides total precision on almost any surface.24-month battery lifeAn AA battery provides up to 24-months of battery life for long-lasting reliability, so you won't need to worry about your mouse dying on you. The battery puts itself to sleep when not in use, so you can get even more life out of it.Wireless up to 10 m awayThe M330 Silent Plus is completely wireless. Simply