Cubeternet Bluetooth v2.0 Laser Mouse with Built-in Battery Charger and Bonus Rechargeable Batteries This Bluetooth 2.0 mouse works with any Bluetooth enabled computers: Windows, Mac and Linux Light weight and compact size; good for either desktop or laptop computers Cordless / wireless: no bother with tangling wires any more Built-in battery charger; USB charging cable included, with Bonus 2x AAA NiMH 750 mAH Rechargeable Batteries When charging, the mouse works as a wired mouse