Logitech M221 Silent Wireless Mouse

Product Features: Dimensions: Mouse (height x width x depth): 99 mm x 60 mm x 39 mm. Weight: 75.2 g. Nano receiver: 14.4 x 18.7 x 6.1 mm, Weight: 1.8 g. System Requirements: Windows 10 or later, Windows 8, Windows RT, Windows 7; Mac OS X 10.5 or later; Chrome OS; Linux Kernel 2.6+; Available USB port required for connection. Connection Type: 2.4GHz wireless connection with a range of up to 10 meters. Battery Life: 1 x AA Battery with up to 18 months of battery life* (Battery life may vary based on user and computing). Sensor Technology: Logitech Advanced Optical Tracking Sensor with 1000 dpi resolution. Scroll Wheel: Yes, 2D optical scroll wheel. Buttons: 3 buttons including middle click. Package Contents: Mouse Nano receiver 1 AA battery (pre-installed) User documentation