Mouse Logitech M100, Optical, 1000 dpi, 3 buttons, Ambidextrous, White, USB. 4.45 in (113 mm) x 2.44 in (62 mm) x 1.50 in (38 mm) Mouse Weight: 3.17 oz (90 g) Cable Length: 70.87 in (180 cm) Tracking technology: Optical Sensor Resolution: 1000 Number of buttons: 3 Scroll Wheel (Y/N): Yes https://www.logitech.com/en-us/product/mouse-m100#specification-tabular