LENOVO ThinkPad Bluetooth Silent Mouse - Dual-Host Bluetooth 5.0 to Switch Between 2 Devices,DPI Adjustment: 2400, 1600, 800, 1YR Battery Life Product Description The ThinkBook Bluetooth Silent Mouse takes a well-worn concept and turns it on its head, delivering a productivity device that doesn’t get in the way of the busy professionals who use it. It sculpted to be comfortable to rest your palm on, with a low-profile, minimalist design that makes the mouse easy to carry and fit into pockets without bulging. Get more done with the blue optical sensor that allows you to work on most surfaces, revolutionary, distraction-free silent buttons, and on-the-fly adjustable DPI controls. Effortlessly pair with up to two devices at once and quickly switch between them with the push of a button, thanks to Bluetooth 5.0 and Microsoft Swift Pair technology. Top Features Ambidextrous easy-to-carry low profile mouse Dual-host Bluetooth 5.0 to switch between 2 devices Swift Pair to conveniently connect to new devices Silent buttons without the annoying click sounds Blue optical sensor that works on most surfaces On-the-fly DPI adjustment: 2400, 1600, 800 Up to 1 year battery life on a single AA battery (may vary based on usage) Power Requirement 1 AA battery Product Weight 61 g (2.15 oz) Height 29 mm (1.13 in) Depth 58 mm (2.28 in) Length 107 mm (4.23 in) Color Iron Grey Special/Added Features Low profile design Swift Pair connectivity Dual-host Bluetooth Easily between two devices Button Life Right/Left buttons - up to 3 million click Scroll button - up to 100,000 clicks Number of Button 3 (left click, right click, scroll click) Scrolling 2-way scroll wheel (up, down) Mouse Resolution 3-level adjustable DPI (2400, 1600, 800) Mouse Sensor Blue Optical Sensor Battery Life Up to 12 months (may vary based on usage) Connectivity Bluetooth 5.0