Logilink Notebook Mouse 2.40 GHz with optical sensor technology and 1000 dpi scanning for high precision and fast operation. The connection is via the included USB micro dongle and detects the mouse automatically by the Autolink feature. The mini dongle can be stored inside the mouse for transport. In addition to optical scan and vertical scroll wheel the mouse has 5 programmable buttons and a 3-level power saving mode.\n\n- Optical Mini Wireless Mouse\n- 2.4 GHz wireless technology, 39 channels\n- 3 programmable buttons\n- Vertical scroll\n- Resolution 1000 dpi\n- Nano USB Dongle with Auto Link\n- 3-step power saving mode\n- Range: 6-10 meters\n- 1x AA batterie\n- Color: Black