Mouse - wireless, ergonomic, optical, 1000 - 1600 - 2400 DPI, range up to 20m (2.4G mode) / 10m (BT mode), power saving mode technology, LED battery status indicator, 6 buttons, lifetime up to 3 000 000 clicks, silent click buttons, soft touch surface, for right-handed people, the ability to pair with up to 3 devices at once, Plug & Play, 1× AA battery (included), 2.4 Ghz USB-A receiver / 2× BT