Logitech MX Master Wireless Bluetooth Mouse (3 Devices)

Logitech MX Master Wireless Bluetooth Mouse (3 Devices) - Sensor: Darkfield Laser sensor with 1,600 DPI, capable of tracking on nearly any surface including glass (minimum 4mm thick). - Scrolling: Speed-adaptive primary scroll wheel (automatically shifts from click-to-click ratcheting to hyper-fast free-spinning mode) plus a unique thumb scroll wheel for horizontal navigation. - Connectivity: Dual connectivity via Bluetooth Smart or the included Logitech Unifying USB receiver, supporting pairing with up to 3 devices simultaneously. Buttons: 7 total buttons, including a hidden gesture button embedded in the rubberized thumb rest. Battery: Rechargeable via Micro-USB port, offering up to 40 days of battery life on a full charge (with a quick-charge feature providing a full day of use from a 4-minute charge). Software: Compatible with legacy Logitech Options software for button customization and app-specific profiles. [1, 2]