Logitech M240 Silent Bluetooth Ambidextrous Mouse – Compact Bluetooth Mouse with SilentTouch Technology, 90% Noise Reduction on Clicks, Smooth Optical Tracking, 3 Buttons (Left/Right, Middle Click with Line Scrolling), DPI Range 400–4000, 2D Optical Scroll Wheel, Bluetooth Low Energy Connection, Wireless Range up to 10 Meters, Battery Life up to 18 Months (1 x AA Included), Compatible with Windows 10, 11 or Later and macOS 11 or Later, Lightweight 73.8 g, Retail Packaging, No Warranty