The silent ThinkBook Bluetooth mouse delivers high productivity. It is 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. 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: - Silent mouse with ambidextrous design that's easy to carry - Dual host Bluetooth 5.0 for switching between 2 devices - Swift Pair to easily connect to new devices - Distraction-free silent buttons - Blue optical sensor that works on most surfaces - On-the-fly adjustable DPI controls. 2400 dpi, 1600 dpi, 800 dpi - Up to 1 year of operation with a single AA battery (varies based on use)