SOUNDLESS, COMFORTABLE, AND LIGHTMeet the M240 Silent, the reliable Bluetooth® mouse that frees up your workspace, connects in seconds, and delivers ultra-quiet productivity that lasts. A contoured, rounded shape and 18-month battery life allow you to focus on what you do best. LESS NOISE, BETTER FOCUSSilentTouch technology reduces click sounds by 90% while preserving the familiar click feel you know and love. So, you feel every click, but you hear almost nothing. Less noise, great performance - and your neighbors at the cafe will thank you. LONG BATTERY LIFE18 months of battery life with automatic sleep mode means you go longer between battery changes. You might just forget about the batteries - a single AA battery is pre-installed. QUALITY YOU CAN COUNT ONBuilt to the same high-quality standards that have made Logitech the world leader in mice and keyboards. COMFORTABLE SHAPE, COMPACT DESIGNStay productive longer with the comfortable, contoured shape that follows the natural