Logitech M187 2.4GHz Wireless 3-Button Optical Mini Scroll Mouse

Extra-small shape & Tiny nano receiver Enjoy the reliability of a cord with the convenience of wireless-thanks to Logitech Advanced 2.4 GHz wireless technology Dimensions (height x width x depth): 1.83oz / 1.94 in (49.4 mm) x 3.22 in (81.9 mm) x 1.25 in (31.8 mm) You can take the Mini Mouse wherever you take your laptop-thanks to its pocket-ready, extra-small design The tiny Nano receiver stays in your USB port-and lets you enjoy the freedom of wireless with more precision and control than your laptop"es;s touchpad