LOGITECH M190 Full-size wireless mouse - RED - 2.4GHZ - EMEA - M190 (L910-005908)| Sensor technology: High Precision Optical Tracking Sensor resolution: 1000 dpi Buttons: 3 Scroll wheel: Line-by-Line Precision Battery life: 18 months Wireless operating distance: 10 m Wireless technology: Logitech Nano Receiver Height x Width x Depth: 115.4 mm x 66.1 mm x 40.3 mm Weight with batteries: 89.9 g USB