The Microsoft Modern Mobile Mouse Hand Use Design with Metal Scroll Wheel | Black New features include two buttons, a right and left click scroll plane, Bluetooth, Bluetooth® 4.1 /2.4 GHz frequency range, and Windows 11 Home/Pro / 10 / 8.1 / 8*. Bluetooth® 4.0 or later must be supported by the host. (Note: Bluetooth 4.0 is not supported by many Apple and Windows 7 devices). powered by two AAA batteries, one year