LOGI M240 Silent Bluetooth Mouse - GRAPH 80000596 910-007119 Product Description: Logitech M240 Silent - mouse - Bluetooth - graphite Device Type: Mouse Connectivity Technology: Wireless - Bluetooth Colour: Graphite Orientation: Right and left-handed Dimensions (WxDxH): 6 cm x 9.9 cm x 3.9 cm Weight: 73.8 g Movement Detection Technology: Optical Buttons Qty: 3 Movement Resolution: 4000 dpi Performance: Realtime sensitivity switching 400 - 4000 dpi Features: On/off power switch, auto sleep mode, 2D scroll-wheel, Logitech Smooth Optical Tracking, SilentTouch technology, 90% reduced click sound Battery: AA type OS Required: Linux, Google Chrome OS, Android 9.0 (Pie) or later, Apple iPadOS 14 or later, Windows 10 / 11 or later, Apple macOS 11 or later Product Recycled Content: 48 % - made of recycled post-consumer plastic Manufacturer Warranty: 2-year warranty